208253535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{5683}}^1$

素因数の和:6047

約数の個数: 32

約数和(自身を含む): 381964800

約数和(自身を除く): 173711265

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 1047, 1745, 2443, 5235, 5683, 7329, 12215, 17049, 28415, 36645, 39781, 85245, 119343, 198905, 596715, 1983367, 5950101, 9916835, 13883569, 29750505, 41650707, 69417845, 208253535]

約数ペア:

[(1, 208253535), (3, 69417845), (5, 41650707), (7, 29750505), (15, 13883569), (21, 9916835), (35, 5950101), (105, 1983367), (349, 596715), (1047, 198905), (1745, 119343), (2443, 85245), (5235, 39781), (5683, 36645), (7329, 28415), (12215, 17049)]