1720221291

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{739}}^1\times {\mathrm{5503}}^1$

素因数の和:6295

約数の個数: 24

約数和(自身を含む): 2541527040

約数和(自身を除く): 821305749

約数列:

[1, 3, 9, 47, 141, 423, 739, 2217, 5503, 6651, 16509, 34733, 49527, 104199, 258641, 312597, 775923, 2327769, 4066717, 12200151, 36600453, 191135699, 573407097, 1720221291]

約数ペア:

[(1, 1720221291), (3, 573407097), (9, 191135699), (47, 36600453), (141, 12200151), (423, 4066717), (739, 2327769), (2217, 775923), (5503, 312597), (6651, 258641), (16509, 104199), (34733, 49527)]