208068735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1981607}}^1$

素因数の和:1981622

約数の個数: 16

約数和(自身を含む): 380468736

約数和(自身を除く): 172400001

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1981607, 5944821, 9908035, 13871249, 29724105, 41613747, 69356245, 208068735]

約数ペア:

[(1, 208068735), (3, 69356245), (5, 41613747), (7, 29724105), (15, 13871249), (21, 9908035), (35, 5944821), (105, 1981607)]