210003505131

素因数分解:

$3^1\times 7^3\times {\mathrm{204085039}}^1$

素因数の和:204085063

約数の個数: 16

約数和(自身を含む): 326536064000

約数和(自身を除く): 116532558869

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 204085039, 612255117, 1428595273, 4285785819, 10000166911, 30000500733, 70001168377, 210003505131]

約数ペア:

[(1, 210003505131), (3, 70001168377), (7, 30000500733), (21, 10000166911), (49, 4285785819), (147, 1428595273), (343, 612255117), (1029, 204085039)]