281637108995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{72122179}}^1$

素因数の和:72122266

約数の個数: 16

約数和(自身を含む): 373881381120

約数和(自身を除く): 92244272125

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 72122179, 360610895, 793343969, 3966719845, 5120674709, 25603373545, 56327421799, 281637108995]

約数ペア:

[(1, 281637108995), (5, 56327421799), (11, 25603373545), (55, 5120674709), (71, 3966719845), (355, 793343969), (781, 360610895), (3905, 72122179)]