1640353323

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{805279}}^1$

素因数の和:805386

約数の個数: 16

約数和(自身を含む): 2525358080

約数和(自身を除く): 885004757

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 805279, 2415837, 5636953, 16910859, 78112063, 234336189, 546784441, 1640353323]

約数ペア:

[(1, 1640353323), (3, 546784441), (7, 234336189), (21, 78112063), (97, 16910859), (291, 5636953), (679, 2415837), (2037, 805279)]