1257105

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 2059200

約数和(自身を除く): 802095

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1949, 5847, 9745, 29235, 83807, 251421, 419035, 1257105]

約数ペア:

[(1, 1257105), (3, 419035), (5, 251421), (15, 83807), (43, 29235), (129, 9745), (215, 5847), (645, 1949)]