720050401

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{3989}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 834261120

約数和(自身を除く): 114210719

約数列:

[1, 7, 107, 241, 749, 1687, 3989, 25787, 27923, 180509, 426823, 961349, 2987761, 6729443, 102864343, 720050401]

約数ペア:

[(1, 720050401), (7, 102864343), (107, 6729443), (241, 2987761), (749, 961349), (1687, 426823), (3989, 180509), (25787, 27923)]