28488348

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 59570532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 79, 81, 84, 106, 108, 126, 158, 159, 162, 189, 212, 237, 243, 252, 316, 318, 324, 371, 378, 474, 477, 486, 553, 567, 636, 711, 742, 756, 948, 954, 972, 1106, 1113, 1134, 1422, 1431, 1484, 1659, 1701, 1908, 2133, 2212, 2226, 2268, 2844, 2862, 3318, 3339, 3402, 4187, 4266, 4293, 4452, 4977, 5724, 6399, 6636, 6678, 6804, 8374, 8532, 8586, 9954, 10017, 12561, 12798, 12879, 13356, 14931, 16748, 17172, 19197, 19908, 20034, 25122, 25596, 25758, 29309, 29862, 30051, 37683, 38394, 40068, 44793, 50244, 51516, 58618, 59724, 60102, 75366, 76788, 87927, 89586, 90153, 113049, 117236, 120204, 134379, 150732, 175854, 179172, 180306, 226098, 263781, 268758, 339147, 351708, 360612, 452196, 527562, 537516, 678294, 791343, 1017441, 1055124, 1356588, 1582686, 2034882, 2374029, 3165372, 4069764, 4748058, 7122087, 9496116, 14244174, 28488348]

約数ペア:

[(1, 28488348), (2, 14244174), (3, 9496116), (4, 7122087), (6, 4748058), (7, 4069764), (9, 3165372), (12, 2374029), (14, 2034882), (18, 1582686), (21, 1356588), (27, 1055124), (28, 1017441), (36, 791343), (42, 678294), (53, 537516), (54, 527562), (63, 452196), (79, 360612), (81, 351708), (84, 339147), (106, 268758), (108, 263781), (126, 226098), (158, 180306), (159, 179172), (162, 175854), (189, 150732), (212, 134379), (237, 120204), (243, 117236), (252, 113049), (316, 90153), (318, 89586), (324, 87927), (371, 76788), (378, 75366), (474, 60102), (477, 59724), (486, 58618), (553, 51516), (567, 50244), (636, 44793), (711, 40068), (742, 38394), (756, 37683), (948, 30051), (954, 29862), (972, 29309), (1106, 25758), (1113, 25596), (1134, 25122), (1422, 20034), (1431, 19908), (1484, 19197), (1659, 17172), (1701, 16748), (1908, 14931), (2133, 13356), (2212, 12879), (2226, 12798), (2268, 12561), (2844, 10017), (2862, 9954), (3318, 8586), (3339, 8532), (3402, 8374), (4187, 6804), (4266, 6678), (4293, 6636), (4452, 6399), (4977, 5724)]