206626287

素因数分解:

$3^1\times 7^3\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 323584000

約数和(自身を除く): 116957713

約数列:

[1, 3, 7, 21, 49, 147, 157, 343, 471, 1029, 1099, 1279, 3297, 3837, 7693, 8953, 23079, 26859, 53851, 62671, 161553, 188013, 200803, 438697, 602409, 1316091, 1405621, 4216863, 9839347, 29518041, 68875429, 206626287]

約数ペア:

[(1, 206626287), (3, 68875429), (7, 29518041), (21, 9839347), (49, 4216863), (147, 1405621), (157, 1316091), (343, 602409), (471, 438697), (1029, 200803), (1099, 188013), (1279, 161553), (3297, 62671), (3837, 53851), (7693, 26859), (8953, 23079)]