280997388357

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1\times {\mathrm{159899}}^1$

素因数の和:161225

約数の個数: 32

約数和(自身を含む): 434928000000

約数和(自身を除く): 153930611643

約数列:

[1, 3, 7, 21, 67, 201, 469, 1249, 1407, 3747, 8743, 26229, 83683, 159899, 251049, 479697, 585781, 1119293, 1757343, 3357879, 10713233, 32139699, 74992631, 199713851, 224977893, 599141553, 1397996957, 4193990871, 13380828017, 40142484051, 93665796119, 280997388357]

約数ペア:

[(1, 280997388357), (3, 93665796119), (7, 40142484051), (21, 13380828017), (67, 4193990871), (201, 1397996957), (469, 599141553), (1249, 224977893), (1407, 199713851), (3747, 74992631), (8743, 32139699), (26229, 10713233), (83683, 3357879), (159899, 1757343), (251049, 1119293), (479697, 585781)]