213520538

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4831}}^1$

素因数の和:4899

約数の個数: 48

約数和(自身を含む): 416441088

約数和(自身を除く): 202920550

約数列:

[1, 2, 7, 11, 14, 22, 41, 49, 77, 82, 98, 154, 287, 451, 539, 574, 902, 1078, 2009, 3157, 4018, 4831, 6314, 9662, 22099, 33817, 44198, 53141, 67634, 106282, 198071, 236719, 371987, 396142, 473438, 743974, 1386497, 2178781, 2603909, 2772994, 4357562, 5207818, 9705479, 15251467, 19410958, 30502934, 106760269, 213520538]

約数ペア:

[(1, 213520538), (2, 106760269), (7, 30502934), (11, 19410958), (14, 15251467), (22, 9705479), (41, 5207818), (49, 4357562), (77, 2772994), (82, 2603909), (98, 2178781), (154, 1386497), (287, 743974), (451, 473438), (539, 396142), (574, 371987), (902, 236719), (1078, 198071), (2009, 106282), (3157, 67634), (4018, 53141), (4831, 44198), (6314, 33817), (9662, 22099)]