1218222717

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{80363}}^1$

素因数の和:80560

約数の個数: 16

約数和(自身を含む): 1687001088

約数和(自身を除く): 468778371

約数列:

[1, 3, 31, 93, 163, 489, 5053, 15159, 80363, 241089, 2491253, 7473759, 13099169, 39297507, 406074239, 1218222717]

約数ペア:

[(1, 1218222717), (3, 406074239), (31, 39297507), (93, 13099169), (163, 7473759), (489, 2491253), (5053, 241089), (15159, 80363)]