261534411

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{18427}}^1$

素因数の和:18535

約数の個数: 24

約数和(自身を含む): 402467520

約数和(自身を除く): 140933109

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 1577, 4731, 14193, 18427, 55281, 165843, 350113, 1050339, 1529441, 3151017, 4588323, 13764969, 29059379, 87178137, 261534411]

約数ペア:

[(1, 261534411), (3, 87178137), (9, 29059379), (19, 13764969), (57, 4588323), (83, 3151017), (171, 1529441), (249, 1050339), (747, 350113), (1577, 165843), (4731, 55281), (14193, 18427)]