142568505

素因数分解:

$3^4\times 5^1\times {\mathrm{352021}}^1$

素因数の和:352038

約数の個数: 20

約数和(自身を含む): 255567972

約数和(自身を除く): 112999467

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 352021, 1056063, 1760105, 3168189, 5280315, 9504567, 15840945, 28513701, 47522835, 142568505]

約数ペア:

[(1, 142568505), (3, 47522835), (5, 28513701), (9, 15840945), (15, 9504567), (27, 5280315), (45, 3168189), (81, 1760105), (135, 1056063), (405, 352021)]