90111428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{55351}}^1$

素因数の和:55403

約数の個数: 24

約数和(自身を含む): 176683584

約数和(自身を除く): 86572156

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 55351, 110702, 221404, 608861, 1217722, 2047987, 2435444, 4095974, 8191948, 22527857, 45055714, 90111428]

約数ペア:

[(1, 90111428), (2, 45055714), (4, 22527857), (11, 8191948), (22, 4095974), (37, 2435444), (44, 2047987), (74, 1217722), (148, 608861), (407, 221404), (814, 110702), (1628, 55351)]