2165265

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 3949440

約数和(自身を除く): 1784175

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 373, 387, 645, 1119, 1161, 1865, 1935, 3357, 5595, 5805, 10071, 16039, 16785, 48117, 50355, 80195, 144351, 240585, 433053, 721755, 2165265]

約数ペア:

[(1, 2165265), (3, 721755), (5, 433053), (9, 240585), (15, 144351), (27, 80195), (43, 50355), (45, 48117), (129, 16785), (135, 16039), (215, 10071), (373, 5805), (387, 5595), (645, 3357), (1119, 1935), (1161, 1865)]