68145812

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78509}}^1$

素因数の和:78551

約数の個数: 24

約数和(自身を含む): 140689920

約数和(自身を除く): 72544108

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 78509, 157018, 314036, 549563, 1099126, 2198252, 2433779, 4867558, 9735116, 17036453, 34072906, 68145812]

約数ペア:

[(1, 68145812), (2, 34072906), (4, 17036453), (7, 9735116), (14, 4867558), (28, 2433779), (31, 2198252), (62, 1099126), (124, 549563), (217, 314036), (434, 157018), (868, 78509)]