28889784

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 101687040

約数和(自身を除く): 72797256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 81, 84, 88, 99, 108, 126, 132, 154, 162, 168, 189, 193, 198, 216, 231, 243, 252, 264, 297, 308, 324, 378, 386, 396, 462, 486, 504, 567, 579, 594, 616, 648, 693, 756, 772, 792, 891, 924, 972, 1134, 1158, 1188, 1351, 1386, 1512, 1544, 1701, 1737, 1782, 1848, 1944, 2079, 2123, 2268, 2316, 2376, 2673, 2702, 2772, 3402, 3474, 3564, 4053, 4158, 4246, 4536, 4632, 5211, 5346, 5404, 5544, 6237, 6369, 6804, 6948, 7128, 8106, 8316, 8492, 10422, 10692, 10808, 12159, 12474, 12738, 13608, 13896, 14861, 15633, 16212, 16632, 16984, 18711, 19107, 20844, 21384, 24318, 24948, 25476, 29722, 31266, 32424, 36477, 37422, 38214, 41688, 44583, 46899, 48636, 49896, 50952, 57321, 59444, 62532, 72954, 74844, 76428, 89166, 93798, 97272, 109431, 114642, 118888, 125064, 133749, 145908, 149688, 152856, 171963, 178332, 187596, 218862, 229284, 267498, 291816, 328293, 343926, 356664, 375192, 401247, 437724, 458568, 515889, 534996, 656586, 687852, 802494, 875448, 1031778, 1069992, 1203741, 1313172, 1375704, 1604988, 2063556, 2407482, 2626344, 3209976, 3611223, 4127112, 4814964, 7222446, 9629928, 14444892, 28889784]

約数ペア:

[(1, 28889784), (2, 14444892), (3, 9629928), (4, 7222446), (6, 4814964), (7, 4127112), (8, 3611223), (9, 3209976), (11, 2626344), (12, 2407482), (14, 2063556), (18, 1604988), (21, 1375704), (22, 1313172), (24, 1203741), (27, 1069992), (28, 1031778), (33, 875448), (36, 802494), (42, 687852), (44, 656586), (54, 534996), (56, 515889), (63, 458568), (66, 437724), (72, 401247), (77, 375192), (81, 356664), (84, 343926), (88, 328293), (99, 291816), (108, 267498), (126, 229284), (132, 218862), (154, 187596), (162, 178332), (168, 171963), (189, 152856), (193, 149688), (198, 145908), (216, 133749), (231, 125064), (243, 118888), (252, 114642), (264, 109431), (297, 97272), (308, 93798), (324, 89166), (378, 76428), (386, 74844), (396, 72954), (462, 62532), (486, 59444), (504, 57321), (567, 50952), (579, 49896), (594, 48636), (616, 46899), (648, 44583), (693, 41688), (756, 38214), (772, 37422), (792, 36477), (891, 32424), (924, 31266), (972, 29722), (1134, 25476), (1158, 24948), (1188, 24318), (1351, 21384), (1386, 20844), (1512, 19107), (1544, 18711), (1701, 16984), (1737, 16632), (1782, 16212), (1848, 15633), (1944, 14861), (2079, 13896), (2123, 13608), (2268, 12738), (2316, 12474), (2376, 12159), (2673, 10808), (2702, 10692), (2772, 10422), (3402, 8492), (3474, 8316), (3564, 8106), (4053, 7128), (4158, 6948), (4246, 6804), (4536, 6369), (4632, 6237), (5211, 5544), (5346, 5404)]