394037189

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 489444480

約数和(自身を除く): 95407291

約数列:

[1, 7, 13, 91, 169, 397, 839, 1183, 2779, 5161, 5873, 10907, 36127, 67093, 76349, 141791, 333083, 469651, 992537, 2331581, 4330079, 30310553, 56291027, 394037189]

約数ペア:

[(1, 394037189), (7, 56291027), (13, 30310553), (91, 4330079), (169, 2331581), (397, 992537), (839, 469651), (1183, 333083), (2779, 141791), (5161, 76349), (5873, 67093), (10907, 36127)]