1640390079

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{476719}}^1$

素因数の和:476790

約数の個数: 16

約数和(自身を含む): 2318766080

約数和(自身を除く): 678376001

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 476719, 1430157, 14778289, 17638603, 44334867, 52915809, 546796693, 1640390079]

約数ペア:

[(1, 1640390079), (3, 546796693), (31, 52915809), (37, 44334867), (93, 17638603), (111, 14778289), (1147, 1430157), (3441, 476719)]