18079425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 39900224

約数和(自身を除く): 21820799

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 883, 975, 1365, 1575, 2275, 2649, 2925, 4095, 4415, 6181, 6825, 7947, 11479, 13245, 18543, 20475, 22075, 30905, 34437, 39735, 55629, 57395, 66225, 80353, 92715, 103311, 154525, 172185, 198675, 241059, 278145, 286975, 401765, 463575, 516555, 723177, 860925, 1205295, 1390725, 2008825, 2582775, 3615885, 6026475, 18079425]

約数ペア:

[(1, 18079425), (3, 6026475), (5, 3615885), (7, 2582775), (9, 2008825), (13, 1390725), (15, 1205295), (21, 860925), (25, 723177), (35, 516555), (39, 463575), (45, 401765), (63, 286975), (65, 278145), (75, 241059), (91, 198675), (105, 172185), (117, 154525), (175, 103311), (195, 92715), (225, 80353), (273, 66225), (315, 57395), (325, 55629), (455, 39735), (525, 34437), (585, 30905), (819, 22075), (883, 20475), (975, 18543), (1365, 13245), (1575, 11479), (2275, 7947), (2649, 6825), (2925, 6181), (4095, 4415)]