127755344

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{194749}}^1$

素因数の和:194798

約数の個数: 20

約数和(自身を含む): 253564500

約数和(自身を除く): 125809156

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 194749, 389498, 778996, 1557992, 3115984, 7984709, 15969418, 31938836, 63877672, 127755344]

約数ペア:

[(1, 127755344), (2, 63877672), (4, 31938836), (8, 15969418), (16, 7984709), (41, 3115984), (82, 1557992), (164, 778996), (328, 389498), (656, 194749)]