217873772186

素因数分解:

$2^1\times 7^3\times {\mathrm{1439}}^1\times {\mathrm{220709}}^1$

素因数の和:222171

約数の個数: 32

約数和(自身を含む): 381386880000

約数和(自身を除く): 163513107814

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 1439, 2878, 10073, 20146, 70511, 141022, 220709, 441418, 493577, 987154, 1544963, 3089926, 10814741, 21629482, 75703187, 151406374, 317600251, 635200502, 2223201757, 4446403514, 15562412299, 31124824598, 108936886093, 217873772186]

約数ペア:

[(1, 217873772186), (2, 108936886093), (7, 31124824598), (14, 15562412299), (49, 4446403514), (98, 2223201757), (343, 635200502), (686, 317600251), (1439, 151406374), (2878, 75703187), (10073, 21629482), (20146, 10814741), (70511, 3089926), (141022, 1544963), (220709, 987154), (441418, 493577)]