129540778

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{2707}}^1$

素因数の和:3117

約数の個数: 16

約数和(自身を含む): 197705664

約数和(自身を除く): 68164886

約数列:

[1, 2, 71, 142, 337, 674, 2707, 5414, 23927, 47854, 192197, 384394, 912259, 1824518, 64770389, 129540778]

約数ペア:

[(1, 129540778), (2, 64770389), (71, 1824518), (142, 912259), (337, 384394), (674, 192197), (2707, 47854), (5414, 23927)]