81613107

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{9041}}^1$

素因数の和:9123

約数の個数: 24

約数和(自身を含む): 126949680

約数和(自身を除く): 45336573

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 3009, 9027, 9041, 27123, 81369, 153697, 461091, 533419, 1383273, 1600257, 4800771, 9068123, 27204369, 81613107]

約数ペア:

[(1, 81613107), (3, 27204369), (9, 9068123), (17, 4800771), (51, 1600257), (59, 1383273), (153, 533419), (177, 461091), (531, 153697), (1003, 81369), (3009, 27123), (9027, 9041)]