8907561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4045

約数の個数: 24

約数和(自身を含む): 14589120

約数和(自身を除く): 5681559

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 4007, 12021, 36063, 52091, 76133, 156273, 228399, 468819, 685197, 989729, 2969187, 8907561]

約数ペア:

[(1, 8907561), (3, 2969187), (9, 989729), (13, 685197), (19, 468819), (39, 228399), (57, 156273), (117, 76133), (171, 52091), (247, 36063), (741, 12021), (2223, 4007)]