12478004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 28600320

約数和(自身を除く): 16122316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 121, 127, 154, 203, 242, 254, 308, 319, 406, 484, 508, 638, 812, 847, 889, 1276, 1397, 1694, 1778, 2233, 2794, 3388, 3509, 3556, 3683, 4466, 5588, 7018, 7366, 8932, 9779, 14036, 14732, 15367, 19558, 24563, 25781, 30734, 39116, 40513, 49126, 51562, 61468, 81026, 98252, 103124, 107569, 162052, 215138, 283591, 430276, 445643, 567182, 891286, 1134364, 1782572, 3119501, 6239002, 12478004]

約数ペア:

[(1, 12478004), (2, 6239002), (4, 3119501), (7, 1782572), (11, 1134364), (14, 891286), (22, 567182), (28, 445643), (29, 430276), (44, 283591), (58, 215138), (77, 162052), (116, 107569), (121, 103124), (127, 98252), (154, 81026), (203, 61468), (242, 51562), (254, 49126), (308, 40513), (319, 39116), (406, 30734), (484, 25781), (508, 24563), (638, 19558), (812, 15367), (847, 14732), (889, 14036), (1276, 9779), (1397, 8932), (1694, 7366), (1778, 7018), (2233, 5588), (2794, 4466), (3388, 3683), (3509, 3556)]