28570204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9007}}^1$

素因数の和:9085

約数の個数: 24

約数和(自身を含む): 54732608

約数和(自身を除く): 26162404

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 9007, 18014, 36028, 117091, 234182, 468364, 549427, 1098854, 2197708, 7142551, 14285102, 28570204]

約数ペア:

[(1, 28570204), (2, 14285102), (4, 7142551), (13, 2197708), (26, 1098854), (52, 549427), (61, 468364), (122, 234182), (244, 117091), (793, 36028), (1586, 18014), (3172, 9007)]