28707692

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{42467}}^1$

素因数の和:42497

約数の個数: 18

約数和(自身を含む): 54401508

約数和(自身を除く): 25693816

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 42467, 84934, 169868, 552071, 1104142, 2208284, 7176923, 14353846, 28707692]

約数ペア:

[(1, 28707692), (2, 14353846), (4, 7176923), (13, 2208284), (26, 1104142), (52, 552071), (169, 169868), (338, 84934), (676, 42467)]