2120445

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 3830400

約数和(自身を除く): 1709955

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 139, 339, 417, 565, 695, 1017, 1251, 1695, 2085, 3051, 3753, 5085, 6255, 15255, 15707, 18765, 47121, 78535, 141363, 235605, 424089, 706815, 2120445]

約数ペア:

[(1, 2120445), (3, 706815), (5, 424089), (9, 235605), (15, 141363), (27, 78535), (45, 47121), (113, 18765), (135, 15707), (139, 15255), (339, 6255), (417, 5085), (565, 3753), (695, 3051), (1017, 2085), (1251, 1695)]