164144953

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 195799560

約数和(自身を除く): 31654607

約数列:

[1, 7, 49, 73, 109, 421, 511, 763, 2947, 3577, 5341, 7957, 20629, 30733, 45889, 55699, 215131, 321223, 389893, 1505917, 2248561, 3349897, 23449279, 164144953]

約数ペア:

[(1, 164144953), (7, 23449279), (49, 3349897), (73, 2248561), (109, 1505917), (421, 389893), (511, 321223), (763, 215131), (2947, 55699), (3577, 45889), (5341, 30733), (7957, 20629)]