191002315

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 271687680

約数和(自身を除く): 80685365

約数列:

[1, 5, 7, 31, 35, 155, 217, 401, 439, 1085, 2005, 2195, 2807, 3073, 12431, 13609, 14035, 15365, 62155, 68045, 87017, 95263, 176039, 435085, 476315, 880195, 1232273, 5457209, 6161365, 27286045, 38200463, 191002315]

約数ペア:

[(1, 191002315), (5, 38200463), (7, 27286045), (31, 6161365), (35, 5457209), (155, 1232273), (217, 880195), (401, 476315), (439, 435085), (1085, 176039), (2005, 95263), (2195, 87017), (2807, 68045), (3073, 62155), (12431, 15365), (13609, 14035)]