72618328

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{21061}}^1$

素因数の和:21498

約数の個数: 16

約数和(自身を含む): 136481760

約数和(自身を除く): 63863432

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 21061, 42122, 84244, 168488, 9077291, 18154582, 36309164, 72618328]

約数ペア:

[(1, 72618328), (2, 36309164), (4, 18154582), (8, 9077291), (431, 168488), (862, 84244), (1724, 42122), (3448, 21061)]