2090187

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 3377088

約数和(自身を除く): 1286901

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 491, 1419, 1473, 4257, 4419, 5401, 16203, 21113, 48609, 63339, 190017, 232243, 696729, 2090187]

約数ペア:

[(1, 2090187), (3, 696729), (9, 232243), (11, 190017), (33, 63339), (43, 48609), (99, 21113), (129, 16203), (387, 5401), (473, 4419), (491, 4257), (1419, 1473)]