87890402

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{1693}}^1$

素因数の和:2053

約数の個数: 16

約数和(自身を含む): 133737912

約数和(自身を除く): 45847510

約数列:

[1, 2, 101, 202, 257, 514, 1693, 3386, 25957, 51914, 170993, 341986, 435101, 870202, 43945201, 87890402]

約数ペア:

[(1, 87890402), (2, 43945201), (101, 870202), (202, 435101), (257, 341986), (514, 170993), (1693, 51914), (3386, 25957)]