23218245

素因数分解:

$3^4\times 5^1\times {\mathrm{57329}}^1$

素因数の和:57346

約数の個数: 20

約数和(自身を含む): 41621580

約数和(自身を除く): 18403335

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 57329, 171987, 286645, 515961, 859935, 1547883, 2579805, 4643649, 7739415, 23218245]

約数ペア:

[(1, 23218245), (3, 7739415), (5, 4643649), (9, 2579805), (15, 1547883), (27, 859935), (45, 515961), (81, 286645), (135, 171987), (405, 57329)]