28628628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{683}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 76608000

約数和(自身を除く): 47979372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 499, 683, 998, 1366, 1497, 1996, 2049, 2732, 2994, 3493, 4098, 4781, 5988, 6986, 8196, 9562, 10479, 13972, 14343, 19124, 20958, 28686, 41916, 57372, 340817, 681634, 1022451, 1363268, 2044902, 2385719, 4089804, 4771438, 7157157, 9542876, 14314314, 28628628]

約数ペア:

[(1, 28628628), (2, 14314314), (3, 9542876), (4, 7157157), (6, 4771438), (7, 4089804), (12, 2385719), (14, 2044902), (21, 1363268), (28, 1022451), (42, 681634), (84, 340817), (499, 57372), (683, 41916), (998, 28686), (1366, 20958), (1497, 19124), (1996, 14343), (2049, 13972), (2732, 10479), (2994, 9562), (3493, 8196), (4098, 6986), (4781, 5988)]