15809717

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 21012480

約数和(自身を除く): 5202763

約数列:

[1, 7, 11, 23, 77, 79, 113, 161, 253, 553, 791, 869, 1243, 1771, 1817, 2599, 6083, 8701, 8927, 12719, 18193, 19987, 28589, 62489, 98197, 139909, 200123, 205321, 687379, 1437247, 2258531, 15809717]

約数ペア:

[(1, 15809717), (7, 2258531), (11, 1437247), (23, 687379), (77, 205321), (79, 200123), (113, 139909), (161, 98197), (253, 62489), (553, 28589), (791, 19987), (869, 18193), (1243, 12719), (1771, 8927), (1817, 8701), (2599, 6083)]