15968491

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1109}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 21258720

約数和(自身を除く): 5290229

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1109, 1309, 2057, 7763, 12199, 14399, 18853, 85393, 131971, 134189, 207383, 939323, 1451681, 2281213, 15968491]

約数ペア:

[(1, 15968491), (7, 2281213), (11, 1451681), (17, 939323), (77, 207383), (119, 134189), (121, 131971), (187, 85393), (847, 18853), (1109, 14399), (1309, 12199), (2057, 7763)]