2154687399

素因数分解:

$3^4\times {\mathrm{587}}^1\times {\mathrm{45317}}^1$

素因数の和:45916

約数の個数: 20

約数和(自身を含む): 3224285064

約数和(自身を除く): 1069597665

約数列:

[1, 3, 9, 27, 81, 587, 1761, 5283, 15849, 45317, 47547, 135951, 407853, 1223559, 3670677, 26601079, 79803237, 239409711, 718229133, 2154687399]

約数ペア:

[(1, 2154687399), (3, 718229133), (9, 239409711), (27, 79803237), (81, 26601079), (587, 3670677), (1761, 1223559), (5283, 407853), (15849, 135951), (45317, 47547)]