40908399

素因数分解:

$3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3739}}^1$

素因数の和:4270

約数の個数: 16

約数和(自身を含む): 62472960

約数和(自身を除く): 21564561

約数列:

[1, 3, 7, 21, 521, 1563, 3647, 3739, 10941, 11217, 26173, 78519, 1948019, 5844057, 13636133, 40908399]

約数ペア:

[(1, 40908399), (3, 13636133), (7, 5844057), (21, 1948019), (521, 78519), (1563, 26173), (3647, 11217), (3739, 10941)]