291297122389

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{23029261}}^1$

素因数の和:23029420

約数の個数: 16

約数和(自身を含む): 361098828160

約数和(自身を除く): 69801705771

約数列:

[1, 7, 13, 91, 139, 973, 1807, 12649, 23029261, 161204827, 299380393, 2095662751, 3201067279, 22407470953, 41613874627, 291297122389]

約数ペア:

[(1, 291297122389), (7, 41613874627), (13, 22407470953), (91, 3201067279), (139, 2095662751), (973, 299380393), (1807, 161204827), (12649, 23029261)]