394263

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 12

約数和(自身を含む): 578448

約数和(自身を除く): 184185

約数列:

[1, 3, 9, 71, 213, 617, 639, 1851, 5553, 43807, 131421, 394263]

約数ペア:

[(1, 394263), (3, 131421), (9, 43807), (71, 5553), (213, 1851), (617, 639)]