51685686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{220879}}^1$

素因数の和:220900

約数の個数: 24

約数和(自身を含む): 120600480

約数和(自身を除く): 68914794

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 220879, 441758, 662637, 1325274, 1987911, 2871427, 3975822, 5742854, 8614281, 17228562, 25842843, 51685686]

約数ペア:

[(1, 51685686), (2, 25842843), (3, 17228562), (6, 8614281), (9, 5742854), (13, 3975822), (18, 2871427), (26, 1987911), (39, 1325274), (78, 662637), (117, 441758), (234, 220879)]