209216556

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{8713}}^1$

素因数の和:8775

約数の個数: 72

約数和(自身を含む): 570941280

約数和(自身を除く): 361724724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 116, 138, 174, 207, 261, 276, 348, 414, 522, 667, 828, 1044, 1334, 2001, 2668, 4002, 6003, 8004, 8713, 12006, 17426, 24012, 26139, 34852, 52278, 78417, 104556, 156834, 200399, 252677, 313668, 400798, 505354, 601197, 758031, 801596, 1010708, 1202394, 1516062, 1803591, 2274093, 2404788, 3032124, 3607182, 4548186, 5811571, 7214364, 9096372, 11623142, 17434713, 23246284, 34869426, 52304139, 69738852, 104608278, 209216556]

約数ペア:

[(1, 209216556), (2, 104608278), (3, 69738852), (4, 52304139), (6, 34869426), (9, 23246284), (12, 17434713), (18, 11623142), (23, 9096372), (29, 7214364), (36, 5811571), (46, 4548186), (58, 3607182), (69, 3032124), (87, 2404788), (92, 2274093), (116, 1803591), (138, 1516062), (174, 1202394), (207, 1010708), (261, 801596), (276, 758031), (348, 601197), (414, 505354), (522, 400798), (667, 313668), (828, 252677), (1044, 200399), (1334, 156834), (2001, 104556), (2668, 78417), (4002, 52278), (6003, 34852), (8004, 26139), (8713, 24012), (12006, 17426)]