490702947

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{139921}}^1$

素因数の和:140098

約数の個数: 16

約数和(自身を含む): 752220672

約数和(自身を除く): 261517725

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 139921, 419763, 979447, 2938341, 23366807, 70100421, 163567649, 490702947]

約数ペア:

[(1, 490702947), (3, 163567649), (7, 70100421), (21, 23366807), (167, 2938341), (501, 979447), (1169, 419763), (3507, 139921)]