3472389

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 20

約数和(自身を含む): 5238816

約数和(自身を除く): 1766427

約数列:

[1, 3, 9, 27, 81, 163, 263, 489, 789, 1467, 2367, 4401, 7101, 13203, 21303, 42869, 128607, 385821, 1157463, 3472389]

約数ペア:

[(1, 3472389), (3, 1157463), (9, 385821), (27, 128607), (81, 42869), (163, 21303), (263, 13203), (489, 7101), (789, 4401), (1467, 2367)]