40405113

素因数分解:

$3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1231}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 66882816

約数和(自身を除く): 26477703

約数列:

[1, 3, 7, 9, 21, 63, 521, 1231, 1563, 3647, 3693, 4689, 8617, 10941, 11079, 25851, 32823, 77553, 641351, 1924053, 4489457, 5772159, 13468371, 40405113]

約数ペア:

[(1, 40405113), (3, 13468371), (7, 5772159), (9, 4489457), (21, 1924053), (63, 641351), (521, 77553), (1231, 32823), (1563, 25851), (3647, 11079), (3693, 10941), (4689, 8617)]