78578019

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{74623}}^1$

素因数の和:74648

約数の個数: 20

約数和(自身を含む): 126413056

約数和(自身を除く): 47835037

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 74623, 223869, 671607, 970099, 2014821, 2910297, 6044463, 8730891, 26192673, 78578019]

約数ペア:

[(1, 78578019), (3, 26192673), (9, 8730891), (13, 6044463), (27, 2910297), (39, 2014821), (81, 970099), (117, 671607), (351, 223869), (1053, 74623)]