71329251

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 112153600

約数和(自身を除く): 40824349

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 343, 673, 721, 1029, 2019, 2163, 4711, 5047, 14133, 15141, 32977, 35329, 69319, 98931, 105987, 207957, 230839, 485233, 692517, 1455699, 3396631, 10189893, 23776417, 71329251]

約数ペア:

[(1, 71329251), (3, 23776417), (7, 10189893), (21, 3396631), (49, 1455699), (103, 692517), (147, 485233), (309, 230839), (343, 207957), (673, 105987), (721, 98931), (1029, 69319), (2019, 35329), (2163, 32977), (4711, 15141), (5047, 14133)]