2247789

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 3106944

約数和(自身を除く): 859155

約数列:

[1, 3, 61, 71, 173, 183, 213, 519, 4331, 10553, 12283, 12993, 31659, 36849, 749263, 2247789]

約数ペア:

[(1, 2247789), (3, 749263), (61, 36849), (71, 31659), (173, 12993), (183, 12283), (213, 10553), (519, 4331)]