61431209

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3061}}^1$

素因数の和:3176

約数の個数: 16

約数和(自身を含む): 72900096

約数和(自身を除く): 11468887

約数列:

[1, 7, 47, 61, 329, 427, 2867, 3061, 20069, 21427, 143867, 186721, 1007069, 1307047, 8775887, 61431209]

約数ペア:

[(1, 61431209), (7, 8775887), (47, 1307047), (61, 1007069), (329, 186721), (427, 143867), (2867, 21427), (3061, 20069)]