2102156631

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{186709}}^1$

素因数の和:186860

約数の個数: 20

約数和(自身を含む): 3162867400

約数和(自身を除く): 1060710769

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 186709, 560127, 1680381, 5041143, 15123429, 25952551, 77857653, 233572959, 700718877, 2102156631]

約数ペア:

[(1, 2102156631), (3, 700718877), (9, 233572959), (27, 77857653), (81, 25952551), (139, 15123429), (417, 5041143), (1251, 1680381), (3753, 560127), (11259, 186709)]