277555401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{22861}}^1$

素因数の和:22957

約数の個数: 24

約数和(自身を含む): 427976640

約数和(自身を除く): 150421239

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 22861, 68583, 205749, 434359, 1303077, 1623131, 3909231, 4869393, 14608179, 30839489, 92518467, 277555401]

約数ペア:

[(1, 277555401), (3, 92518467), (9, 30839489), (19, 14608179), (57, 4869393), (71, 3909231), (171, 1623131), (213, 1303077), (639, 434359), (1349, 205749), (4047, 68583), (12141, 22861)]