208297906

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1\times {\mathrm{1301}}^1$

素因数の和:1614

約数の個数: 24

約数和(自身を含む): 333361476

約数和(自身を除く): 125063570

約数列:

[1, 2, 17, 34, 277, 289, 554, 578, 1301, 2602, 4709, 9418, 22117, 44234, 80053, 160106, 360377, 375989, 720754, 751978, 6126409, 12252818, 104148953, 208297906]

約数ペア:

[(1, 208297906), (2, 104148953), (17, 12252818), (34, 6126409), (277, 751978), (289, 720754), (554, 375989), (578, 360377), (1301, 160106), (2602, 80053), (4709, 44234), (9418, 22117)]