39957009

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 54051840

約数和(自身を除く): 14094831

約数列:

[1, 3, 137, 191, 411, 509, 573, 1527, 26167, 69733, 78501, 97219, 209199, 291657, 13319003, 39957009]

約数ペア:

[(1, 39957009), (3, 13319003), (137, 291657), (191, 209199), (411, 97219), (509, 78501), (573, 69733), (1527, 26167)]