66866149

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2003}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 80801280

約数和(自身を除く): 13935131

約数列:

[1, 7, 19, 133, 251, 1757, 2003, 4769, 14021, 33383, 38057, 266399, 502753, 3519271, 9552307, 66866149]

約数ペア:

[(1, 66866149), (7, 9552307), (19, 3519271), (133, 502753), (251, 266399), (1757, 38057), (2003, 33383), (4769, 14021)]