68139604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{77081}}^1$

素因数の和:77115

約数の個数: 24

約数和(自身を含む): 135972648

約数和(自身を除く): 67833044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 77081, 154162, 308324, 1002053, 1310377, 2004106, 2620754, 4008212, 5241508, 17034901, 34069802, 68139604]

約数ペア:

[(1, 68139604), (2, 34069802), (4, 17034901), (13, 5241508), (17, 4008212), (26, 2620754), (34, 2004106), (52, 1310377), (68, 1002053), (221, 308324), (442, 154162), (884, 77081)]