172745326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{21227}}^1$

素因数の和:21555

約数の個数: 16

約数和(自身を含む): 279954864

約数和(自身を除く): 107209538

約数列:

[1, 2, 13, 26, 313, 626, 4069, 8138, 21227, 42454, 275951, 551902, 6644051, 13288102, 86372663, 172745326]

約数ペア:

[(1, 172745326), (2, 86372663), (13, 13288102), (26, 6644051), (313, 551902), (626, 275951), (4069, 42454), (8138, 21227)]