521503775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{34141}}^1$

素因数の和:34211

約数の個数: 24

約数和(自身を含む): 711246144

約数和(自身を除く): 189742369

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 15275, 34141, 170705, 443833, 853525, 1604627, 2219165, 8023135, 11095825, 20860151, 40115675, 104300755, 521503775]

約数ペア:

[(1, 521503775), (5, 104300755), (13, 40115675), (25, 20860151), (47, 11095825), (65, 8023135), (235, 2219165), (325, 1604627), (611, 853525), (1175, 443833), (3055, 170705), (15275, 34141)]