208545505

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{161039}}^1$

素因数の和:161088

約数の個数: 16

約数和(自身を含む): 293736960

約数和(自身を除く): 85191455

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 161039, 805195, 1127273, 5636365, 5958443, 29792215, 41709101, 208545505]

約数ペア:

[(1, 208545505), (5, 41709101), (7, 29792215), (35, 5958443), (37, 5636365), (185, 1127273), (259, 805195), (1295, 161039)]