2103345

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 3734016

約数和(自身を除く): 1630671

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1087, 1935, 3261, 5435, 9783, 16305, 46741, 48915, 140223, 233705, 420669, 701115, 2103345]

約数ペア:

[(1, 2103345), (3, 701115), (5, 420669), (9, 233705), (15, 140223), (43, 48915), (45, 46741), (129, 16305), (215, 9783), (387, 5435), (645, 3261), (1087, 1935)]