401377109

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{56941}}^1$

素因数の和:57020

約数の個数: 16

約数和(自身を含む): 491978880

約数和(自身を除く): 90601771

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 56941, 398587, 1081879, 3017873, 7573153, 21125111, 57339587, 401377109]

約数ペア:

[(1, 401377109), (7, 57339587), (19, 21125111), (53, 7573153), (133, 3017873), (371, 1081879), (1007, 398587), (7049, 56941)]