16220897

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{1741}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 20402304

約数和(自身を除く): 4181407

約数列:

[1, 7, 11, 77, 121, 847, 1331, 1741, 9317, 12187, 19151, 134057, 210661, 1474627, 2317271, 16220897]

約数ペア:

[(1, 16220897), (7, 2317271), (11, 1474627), (77, 210661), (121, 134057), (847, 19151), (1331, 12187), (1741, 9317)]