28083811

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 5482589

約数列:

[1, 7, 41, 49, 287, 343, 1997, 2009, 13979, 14063, 81877, 97853, 573139, 684971, 4011973, 28083811]

約数ペア:

[(1, 28083811), (7, 4011973), (41, 684971), (49, 573139), (287, 97853), (343, 81877), (1997, 14063), (2009, 13979)]