212552181

素因数分解:

$3^4\times {\mathrm{617}}^1\times {\mathrm{4253}}^1$

素因数の和:4882

約数の個数: 20

約数和(自身を含む): 318105612

約数和(自身を除く): 105553431

約数列:

[1, 3, 9, 27, 81, 617, 1851, 4253, 5553, 12759, 16659, 38277, 49977, 114831, 344493, 2624101, 7872303, 23616909, 70850727, 212552181]

約数ペア:

[(1, 212552181), (3, 70850727), (9, 23616909), (27, 7872303), (81, 2624101), (617, 344493), (1851, 114831), (4253, 49977), (5553, 38277), (12759, 16659)]