820248009

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{952669}}^1$

素因数の和:952720

約数の個数: 16

約数和(自身を含む): 1280388480

約数和(自身を除く): 460140471

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 952669, 2858007, 6668683, 20006049, 39059429, 117178287, 273416003, 820248009]

約数ペア:

[(1, 820248009), (3, 273416003), (7, 117178287), (21, 39059429), (41, 20006049), (123, 6668683), (287, 2858007), (861, 952669)]