426253009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{3697}}^1$

素因数の和:3905

約数の個数: 24

約数和(自身を含む): 537082728

約数和(自身を除く): 110829719

約数列:

[1, 7, 13, 49, 91, 181, 637, 1267, 2353, 3697, 8869, 16471, 25879, 48061, 115297, 181153, 336427, 669157, 2354989, 4684099, 8699041, 32788693, 60893287, 426253009]

約数ペア:

[(1, 426253009), (7, 60893287), (13, 32788693), (49, 8699041), (91, 4684099), (181, 2354989), (637, 669157), (1267, 336427), (2353, 181153), (3697, 115297), (8869, 48061), (16471, 25879)]