128551976

素因数分解:

$2^3\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{1877}}^1$

素因数の和:3113

約数の個数: 32

約数和(自身を含む): 275840640

約数和(自身を除く): 147288664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1223, 1877, 2446, 3754, 4892, 7508, 8561, 9784, 13139, 15016, 17122, 26278, 34244, 52556, 68488, 105112, 2295571, 4591142, 9182284, 16068997, 18364568, 32137994, 64275988, 128551976]

約数ペア:

[(1, 128551976), (2, 64275988), (4, 32137994), (7, 18364568), (8, 16068997), (14, 9182284), (28, 4591142), (56, 2295571), (1223, 105112), (1877, 68488), (2446, 52556), (3754, 34244), (4892, 26278), (7508, 17122), (8561, 15016), (9784, 13139)]