320416478

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{6689}}^1$

素因数の和:7291

約数の個数: 16

約数和(自身を含む): 492758640

約数和(自身を除く): 172342162

約数列:

[1, 2, 43, 86, 557, 1114, 6689, 13378, 23951, 47902, 287627, 575254, 3725773, 7451546, 160208239, 320416478]

約数ペア:

[(1, 320416478), (2, 160208239), (43, 7451546), (86, 3725773), (557, 575254), (1114, 287627), (6689, 47902), (13378, 23951)]