328045209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{81421}}^1$

素因数の和:81520

約数の個数: 16

約数和(自身を含む): 468990720

約数和(自身を除く): 140945511

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 81421, 244263, 1384157, 4152471, 6432259, 19296777, 109348403, 328045209]

約数ペア:

[(1, 328045209), (3, 109348403), (17, 19296777), (51, 6432259), (79, 4152471), (237, 1384157), (1343, 244263), (4029, 81421)]