2545137

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 4268160

約数和(自身を除く): 1723023

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 569, 639, 1491, 1707, 3983, 4473, 5121, 11949, 35847, 40399, 121197, 282793, 363591, 848379, 2545137]

約数ペア:

[(1, 2545137), (3, 848379), (7, 363591), (9, 282793), (21, 121197), (63, 40399), (71, 35847), (213, 11949), (497, 5121), (569, 4473), (639, 3983), (1491, 1707)]