28442259

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{18481}}^1$

素因数の和:18512

約数の個数: 20

約数和(自身を含む): 44726440

約数和(自身を除く): 16284181

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 18481, 55443, 166329, 351139, 498987, 1053417, 1496961, 3160251, 9480753, 28442259]

約数ペア:

[(1, 28442259), (3, 9480753), (9, 3160251), (19, 1496961), (27, 1053417), (57, 498987), (81, 351139), (171, 166329), (513, 55443), (1539, 18481)]