68937678

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{7351}}^1$

素因数の和:7880

約数の個数: 24

約数和(自身を含む): 149672016

約数和(自身を除く): 80734338

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 3126, 4689, 7351, 9378, 14702, 22053, 44106, 66159, 132318, 3829871, 7659742, 11489613, 22979226, 34468839, 68937678]

約数ペア:

[(1, 68937678), (2, 34468839), (3, 22979226), (6, 11489613), (9, 7659742), (18, 3829871), (521, 132318), (1042, 66159), (1563, 44106), (3126, 22053), (4689, 14702), (7351, 9378)]