25432238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 43890336

約数和(自身を除く): 18458098

約数列:

[1, 2, 13, 17, 26, 34, 163, 221, 326, 353, 442, 706, 2119, 2771, 4238, 4589, 5542, 6001, 9178, 12002, 36023, 57539, 72046, 78013, 115078, 156026, 748007, 978163, 1496014, 1956326, 12716119, 25432238]

約数ペア:

[(1, 25432238), (2, 12716119), (13, 1956326), (17, 1496014), (26, 978163), (34, 748007), (163, 156026), (221, 115078), (326, 78013), (353, 72046), (442, 57539), (706, 36023), (2119, 12002), (2771, 9178), (4238, 6001), (4589, 5542)]