12942655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7591}}^1$

素因数の和:7638

約数の個数: 16

約数和(自身を含む): 17491968

約数和(自身を除く): 4549313

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 7591, 37955, 83501, 235321, 417505, 1176605, 2588531, 12942655]

約数ペア:

[(1, 12942655), (5, 2588531), (11, 1176605), (31, 417505), (55, 235321), (155, 83501), (341, 37955), (1705, 7591)]