489157071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{660131}}^1$

素因数の和:660166

約数の個数: 16

約数和(自身を含む): 739347840

約数和(自身を除く): 250190769

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 660131, 1980393, 8581703, 12542489, 25745109, 37627467, 163052357, 489157071]

約数ペア:

[(1, 489157071), (3, 163052357), (13, 37627467), (19, 25745109), (39, 12542489), (57, 8581703), (247, 1980393), (741, 660131)]