28103430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7151}}^1$

素因数の和:7292

約数の個数: 32

約数和(自身を含む): 67972608

約数和(自身を除く): 39869178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 7151, 14302, 21453, 35755, 42906, 71510, 107265, 214530, 936781, 1873562, 2810343, 4683905, 5620686, 9367810, 14051715, 28103430]

約数ペア:

[(1, 28103430), (2, 14051715), (3, 9367810), (5, 5620686), (6, 4683905), (10, 2810343), (15, 1873562), (30, 936781), (131, 214530), (262, 107265), (393, 71510), (655, 42906), (786, 35755), (1310, 21453), (1965, 14302), (3930, 7151)]