16725771

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6661}}^1$

素因数の和:6704

約数の個数: 20

約数和(自身を含む): 25795264

約数和(自身を除く): 9069493

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6661, 19983, 59949, 179847, 206491, 539541, 619473, 1858419, 5575257, 16725771]

約数ペア:

[(1, 16725771), (3, 5575257), (9, 1858419), (27, 619473), (31, 539541), (81, 206491), (93, 179847), (279, 59949), (837, 19983), (2511, 6661)]