8372973

素因数分解:

$3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 13312000

約数和(自身を除く): 4939027

約数列:

[1, 3, 7, 21, 49, 79, 103, 147, 237, 309, 343, 553, 721, 1029, 1659, 2163, 3871, 5047, 8137, 11613, 15141, 24411, 27097, 35329, 56959, 81291, 105987, 170877, 398713, 1196139, 2790991, 8372973]

約数ペア:

[(1, 8372973), (3, 2790991), (7, 1196139), (21, 398713), (49, 170877), (79, 105987), (103, 81291), (147, 56959), (237, 35329), (309, 27097), (343, 24411), (553, 15141), (721, 11613), (1029, 8137), (1659, 5047), (2163, 3871)]