256714216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{11351}}^1$

素因数の和:11625

約数の個数: 32

約数和(自身を含む): 527186880

約数和(自身を除く): 270472664

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 257, 514, 1028, 2056, 2827, 5654, 11308, 11351, 22616, 22702, 45404, 90808, 124861, 249722, 499444, 998888, 2917207, 5834414, 11668828, 23337656, 32089277, 64178554, 128357108, 256714216]

約数ペア:

[(1, 256714216), (2, 128357108), (4, 64178554), (8, 32089277), (11, 23337656), (22, 11668828), (44, 5834414), (88, 2917207), (257, 998888), (514, 499444), (1028, 249722), (2056, 124861), (2827, 90808), (5654, 45404), (11308, 22702), (11351, 22616)]