12854765

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 19443456

約数和(自身を除く): 6588691

約数列:

[1, 5, 7, 11, 35, 55, 77, 173, 193, 385, 865, 965, 1211, 1351, 1903, 2123, 6055, 6755, 9515, 10615, 13321, 14861, 33389, 66605, 74305, 166945, 233723, 367279, 1168615, 1836395, 2570953, 12854765]

約数ペア:

[(1, 12854765), (5, 2570953), (7, 1836395), (11, 1168615), (35, 367279), (55, 233723), (77, 166945), (173, 74305), (193, 66605), (385, 33389), (865, 14861), (965, 13321), (1211, 10615), (1351, 9515), (1903, 6755), (2123, 6055)]