28079304

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 81838080

約数和(自身を除く): 53758776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 47, 62, 66, 73, 88, 93, 94, 124, 132, 141, 146, 186, 188, 219, 248, 264, 282, 292, 341, 372, 376, 438, 517, 564, 584, 682, 744, 803, 876, 1023, 1034, 1128, 1364, 1457, 1551, 1606, 1752, 2046, 2068, 2263, 2409, 2728, 2914, 3102, 3212, 3431, 4092, 4136, 4371, 4526, 4818, 5828, 6204, 6424, 6789, 6862, 8184, 8742, 9052, 9636, 10293, 11656, 12408, 13578, 13724, 16027, 17484, 18104, 19272, 20586, 24893, 27156, 27448, 32054, 34968, 37741, 41172, 48081, 49786, 54312, 64108, 74679, 75482, 82344, 96162, 99572, 106361, 113223, 128216, 149358, 150964, 192324, 199144, 212722, 226446, 298716, 301928, 319083, 384648, 425444, 452892, 597432, 638166, 850888, 905784, 1169971, 1276332, 2339942, 2552664, 3509913, 4679884, 7019826, 9359768, 14039652, 28079304]

約数ペア:

[(1, 28079304), (2, 14039652), (3, 9359768), (4, 7019826), (6, 4679884), (8, 3509913), (11, 2552664), (12, 2339942), (22, 1276332), (24, 1169971), (31, 905784), (33, 850888), (44, 638166), (47, 597432), (62, 452892), (66, 425444), (73, 384648), (88, 319083), (93, 301928), (94, 298716), (124, 226446), (132, 212722), (141, 199144), (146, 192324), (186, 150964), (188, 149358), (219, 128216), (248, 113223), (264, 106361), (282, 99572), (292, 96162), (341, 82344), (372, 75482), (376, 74679), (438, 64108), (517, 54312), (564, 49786), (584, 48081), (682, 41172), (744, 37741), (803, 34968), (876, 32054), (1023, 27448), (1034, 27156), (1128, 24893), (1364, 20586), (1457, 19272), (1551, 18104), (1606, 17484), (1752, 16027), (2046, 13724), (2068, 13578), (2263, 12408), (2409, 11656), (2728, 10293), (2914, 9636), (3102, 9052), (3212, 8742), (3431, 8184), (4092, 6862), (4136, 6789), (4371, 6424), (4526, 6204), (4818, 5828)]