81886756

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{172031}}^1$

素因数の和:172059

約数の個数: 24

約数和(自身を含む): 173408256

約数和(自身を除く): 91521500

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 172031, 344062, 688124, 1204217, 2408434, 2924527, 4816868, 5849054, 11698108, 20471689, 40943378, 81886756]

約数ペア:

[(1, 81886756), (2, 40943378), (4, 20471689), (7, 11698108), (14, 5849054), (17, 4816868), (28, 2924527), (34, 2408434), (68, 1204217), (119, 688124), (238, 344062), (476, 172031)]