78172157

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2671}}^1$

素因数の和:2828

約数の個数: 16

約数和(自身を含む): 92600832

約数和(自身を除く): 14428675

約数列:

[1, 7, 37, 113, 259, 791, 2671, 4181, 18697, 29267, 98827, 301823, 691789, 2112761, 11167451, 78172157]

約数ペア:

[(1, 78172157), (7, 11167451), (37, 2112761), (113, 691789), (259, 301823), (791, 98827), (2671, 29267), (4181, 18697)]