12767755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 20579328

約数和(自身を除く): 7811573

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2551, 5005, 12755, 17857, 28061, 33163, 89285, 140305, 165815, 196427, 232141, 364793, 982135, 1160705, 1823965, 2553551, 12767755]

約数ペア:

[(1, 12767755), (5, 2553551), (7, 1823965), (11, 1160705), (13, 982135), (35, 364793), (55, 232141), (65, 196427), (77, 165815), (91, 140305), (143, 89285), (385, 33163), (455, 28061), (715, 17857), (1001, 12755), (2551, 5005)]