201394910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{649661}}^1$

素因数の和:649699

約数の個数: 16

約数和(自身を含む): 374205312

約数和(自身を除く): 172810402

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 649661, 1299322, 3248305, 6496610, 20139491, 40278982, 100697455, 201394910]

約数ペア:

[(1, 201394910), (2, 100697455), (5, 40278982), (10, 20139491), (31, 6496610), (62, 3248305), (155, 1299322), (310, 649661)]