51221118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{656681}}^1$

素因数の和:656699

約数の個数: 16

約数和(自身を含む): 110322576

約数和(自身を除く): 59101458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 656681, 1313362, 1970043, 3940086, 8536853, 17073706, 25610559, 51221118]

約数ペア:

[(1, 51221118), (2, 25610559), (3, 17073706), (6, 8536853), (13, 3940086), (26, 1970043), (39, 1313362), (78, 656681)]