65490505

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6481}}^1$

素因数の和:6576

約数の個数: 16

約数和(自身を含む): 82139904

約数和(自身を除く): 16649399

約数列:

[1, 5, 43, 47, 215, 235, 2021, 6481, 10105, 32405, 278683, 304607, 1393415, 1523035, 13098101, 65490505]

約数ペア:

[(1, 65490505), (5, 13098101), (43, 1523035), (47, 1393415), (215, 304607), (235, 278683), (2021, 32405), (6481, 10105)]