1390085577

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{620297}}^1$

素因数の和:620389

約数の個数: 16

約数和(自身を含む): 2084201280

約数和(自身を除く): 694115703

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 620297, 1860891, 5582673, 16748019, 51484651, 154453953, 463361859, 1390085577]

約数ペア:

[(1, 1390085577), (3, 463361859), (9, 154453953), (27, 51484651), (83, 16748019), (249, 5582673), (747, 1860891), (2241, 620297)]