87420177

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6983}}^1$

素因数の和:7109

約数の個数: 24

約数和(自身を含む): 137277504

約数和(自身を除く): 49857327

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 4173, 6983, 12519, 20949, 62847, 90779, 272337, 747181, 817011, 2241543, 6724629, 9713353, 29140059, 87420177]

約数ペア:

[(1, 87420177), (3, 29140059), (9, 9713353), (13, 6724629), (39, 2241543), (107, 817011), (117, 747181), (321, 272337), (963, 90779), (1391, 62847), (4173, 20949), (6983, 12519)]