208544252

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{21341}}^1$

素因数の和:21701

約数の個数: 24

約数和(自身を含む): 418303200

約数和(自身を除く): 209758948

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 9772, 21341, 42682, 85364, 149387, 298774, 597548, 7448009, 14896018, 29792036, 52136063, 104272126, 208544252]

約数ペア:

[(1, 208544252), (2, 104272126), (4, 52136063), (7, 29792036), (14, 14896018), (28, 7448009), (349, 597548), (698, 298774), (1396, 149387), (2443, 85364), (4886, 42682), (9772, 21341)]