56881518

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{220471}}^1$

素因数の和:220519

約数の個数: 16

約数和(自身を含む): 116409216

約数和(自身を除く): 59527698

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 220471, 440942, 661413, 1322826, 9480253, 18960506, 28440759, 56881518]

約数ペア:

[(1, 56881518), (2, 28440759), (3, 18960506), (6, 9480253), (43, 1322826), (86, 661413), (129, 440942), (258, 220471)]