221821850

素因数分解:

$2^1\times 5^2\times {\mathrm{1439}}^1\times {\mathrm{3083}}^1$

素因数の和:4534

約数の個数: 24

約数和(自身を含む): 413009280

約数和(自身を除く): 191187430

約数列:

[1, 2, 5, 10, 25, 50, 1439, 2878, 3083, 6166, 7195, 14390, 15415, 30830, 35975, 71950, 77075, 154150, 4436437, 8872874, 22182185, 44364370, 110910925, 221821850]

約数ペア:

[(1, 221821850), (2, 110910925), (5, 44364370), (10, 22182185), (25, 8872874), (50, 4436437), (1439, 154150), (2878, 77075), (3083, 71950), (6166, 35975), (7195, 30830), (14390, 15415)]