172619909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1427}}^1\times {\mathrm{1571}}^1$

素因数の和:3016

約数の個数: 16

約数和(自身を含む): 215502336

約数和(自身を除く): 42882427

約数列:

[1, 7, 11, 77, 1427, 1571, 9989, 10997, 15697, 17281, 109879, 120967, 2241817, 15692719, 24659987, 172619909]

約数ペア:

[(1, 172619909), (7, 24659987), (11, 15692719), (77, 2241817), (1427, 120967), (1571, 109879), (9989, 17281), (10997, 15697)]