12820465

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 6464015

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 743, 1015, 2465, 3451, 3715, 5201, 12631, 17255, 21547, 26005, 63155, 88417, 107735, 150829, 366299, 442085, 754145, 1831495, 2564093, 12820465]

約数ペア:

[(1, 12820465), (5, 2564093), (7, 1831495), (17, 754145), (29, 442085), (35, 366299), (85, 150829), (119, 107735), (145, 88417), (203, 63155), (493, 26005), (595, 21547), (743, 17255), (1015, 12631), (2465, 5201), (3451, 3715)]