209989351557

素因数分解:

$3^3\times {\mathrm{827}}^1\times {\mathrm{1873}}^1\times {\mathrm{5021}}^1$

素因数の和:7730

約数の個数: 32

約数和(自身を含む): 311699871360

約数和(自身を除く): 101710519803

約数列:

[1, 3, 9, 27, 827, 1873, 2481, 5021, 5619, 7443, 15063, 16857, 22329, 45189, 50571, 135567, 1548971, 4152367, 4646913, 9404333, 12457101, 13940739, 28212999, 37371303, 41822217, 84638997, 112113909, 253916991, 7777383391, 23332150173, 69996450519, 209989351557]

約数ペア:

[(1, 209989351557), (3, 69996450519), (9, 23332150173), (27, 7777383391), (827, 253916991), (1873, 112113909), (2481, 84638997), (5021, 41822217), (5619, 37371303), (7443, 28212999), (15063, 13940739), (16857, 12457101), (22329, 9404333), (45189, 4646913), (50571, 4152367), (135567, 1548971)]