221430811

素因数分解:

$7^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 255822336

約数和(自身を除く): 34391525

約数列:

[1, 7, 167, 307, 617, 1169, 2149, 4319, 51269, 103039, 189419, 358883, 721273, 1325933, 31632973, 221430811]

約数ペア:

[(1, 221430811), (7, 31632973), (167, 1325933), (307, 721273), (617, 358883), (1169, 189419), (2149, 103039), (4319, 51269)]