40425994

素因数分解:

$2^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{5881}}^1$

素因数の和:6381

約数の個数: 16

約数和(自身を含む): 69454656

約数和(自身を除く): 29028662

約数列:

[1, 2, 7, 14, 491, 982, 3437, 5881, 6874, 11762, 41167, 82334, 2887571, 5775142, 20212997, 40425994]

約数ペア:

[(1, 40425994), (2, 20212997), (7, 5775142), (14, 2887571), (491, 82334), (982, 41167), (3437, 11762), (5881, 6874)]