728488

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 1399860

約数和(自身を除く): 671372

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 2221, 4442, 8884, 17768, 91061, 182122, 364244, 728488]

約数ペア:

[(1, 728488), (2, 364244), (4, 182122), (8, 91061), (41, 17768), (82, 8884), (164, 4442), (328, 2221)]