51686819

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 55598400

約数和(自身を除く): 3911581

約数列:

[1, 23, 53, 109, 389, 1219, 2507, 5777, 8947, 20617, 42401, 132871, 474191, 975223, 2247253, 51686819]

約数ペア:

[(1, 51686819), (23, 2247253), (53, 975223), (109, 474191), (389, 132871), (1219, 42401), (2507, 20617), (5777, 8947)]