210911519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 270480000

約数和(自身を除く): 59568481

約数列:

[1, 7, 13, 29, 91, 203, 229, 349, 377, 1603, 2443, 2639, 2977, 4537, 6641, 10121, 20839, 31759, 46487, 70847, 79921, 86333, 131573, 559447, 604331, 921011, 1038973, 2317709, 7272811, 16223963, 30130217, 210911519]

約数ペア:

[(1, 210911519), (7, 30130217), (13, 16223963), (29, 7272811), (91, 2317709), (203, 1038973), (229, 921011), (349, 604331), (377, 559447), (1603, 131573), (2443, 86333), (2639, 79921), (2977, 70847), (4537, 46487), (6641, 31759), (10121, 20839)]