201871033

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1019}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 253955520

約数和(自身を除く): 52084487

約数列:

[1, 7, 13, 49, 91, 311, 637, 1019, 2177, 4043, 7133, 13247, 15239, 28301, 49931, 92729, 198107, 316909, 649103, 2218363, 4119817, 15528541, 28838719, 201871033]

約数ペア:

[(1, 201871033), (7, 28838719), (13, 15528541), (49, 4119817), (91, 2218363), (311, 649103), (637, 316909), (1019, 198107), (2177, 92729), (4043, 49931), (7133, 28301), (13247, 15239)]