78393854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16421}}^1$

素因数の和:16472

約数の個数: 32

約数和(自身を含む): 151345152

約数和(自身を除く): 72951298

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 16421, 32842, 114947, 180631, 229894, 361262, 509051, 1018102, 1264417, 2528834, 3563357, 5599561, 7126714, 11199122, 39196927, 78393854]

約数ペア:

[(1, 78393854), (2, 39196927), (7, 11199122), (11, 7126714), (14, 5599561), (22, 3563357), (31, 2528834), (62, 1264417), (77, 1018102), (154, 509051), (217, 361262), (341, 229894), (434, 180631), (682, 114947), (2387, 32842), (4774, 16421)]