255428456

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{2143}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 490890240

約数和(自身を除く): 235461784

約数列:

[1, 2, 4, 8, 47, 94, 188, 317, 376, 634, 1268, 2143, 2536, 4286, 8572, 14899, 17144, 29798, 59596, 100721, 119192, 201442, 402884, 679331, 805768, 1358662, 2717324, 5434648, 31928557, 63857114, 127714228, 255428456]

約数ペア:

[(1, 255428456), (2, 127714228), (4, 63857114), (8, 31928557), (47, 5434648), (94, 2717324), (188, 1358662), (317, 805768), (376, 679331), (634, 402884), (1268, 201442), (2143, 119192), (2536, 100721), (4286, 59596), (8572, 29798), (14899, 17144)]