1211964545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2339}}^1\times {\mathrm{9421}}^1$

素因数の和:11776

約数の個数: 16

約数和(自身を含む): 1587418560

約数和(自身を除く): 375454015

約数列:

[1, 5, 11, 55, 2339, 9421, 11695, 25729, 47105, 103631, 128645, 518155, 22035719, 110178595, 242392909, 1211964545]

約数ペア:

[(1, 1211964545), (5, 242392909), (11, 110178595), (55, 22035719), (2339, 518155), (9421, 128645), (11695, 103631), (25729, 47105)]