12618970641

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{446389}}^1$

素因数の和:446750

約数の個数: 20

約数和(自身を含む): 18904616500

約数和(自身を除く): 6285645859

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 9423, 28269, 446389, 1339167, 4017501, 12052503, 36157509, 155789761, 467369283, 1402107849, 4206323547, 12618970641]

約数ペア:

[(1, 12618970641), (3, 4206323547), (9, 1402107849), (27, 467369283), (81, 155789761), (349, 36157509), (1047, 12052503), (3141, 4017501), (9423, 1339167), (28269, 446389)]