128397714

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{83267}}^1$

素因数の和:83529

約数の個数: 16

約数和(自身を含む): 257797728

約数和(自身を除く): 129400014

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 83267, 166534, 249801, 499602, 21399619, 42799238, 64198857, 128397714]

約数ペア:

[(1, 128397714), (2, 64198857), (3, 42799238), (6, 21399619), (257, 499602), (514, 249801), (771, 166534), (1542, 83267)]