80521581

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{2281}}^1$

素因数の和:2373

約数の個数: 24

約数和(自身を含む): 125820352

約数和(自身を除く): 45298771

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1681, 2281, 5043, 6843, 11767, 15967, 35301, 47901, 93521, 280563, 654647, 1963941, 3834361, 11503083, 26840527, 80521581]

約数ペア:

[(1, 80521581), (3, 26840527), (7, 11503083), (21, 3834361), (41, 1963941), (123, 654647), (287, 280563), (861, 93521), (1681, 47901), (2281, 35301), (5043, 15967), (6843, 11767)]