130272705

素因数分解:

$3^4\times 5^1\times {\mathrm{321661}}^1$

素因数の和:321678

約数の個数: 20

約数和(自身を含む): 233526612

約数和(自身を除く): 103253907

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 321661, 964983, 1608305, 2894949, 4824915, 8684847, 14474745, 26054541, 43424235, 130272705]

約数ペア:

[(1, 130272705), (3, 43424235), (5, 26054541), (9, 14474745), (15, 8684847), (27, 4824915), (45, 2894949), (81, 1608305), (135, 964983), (405, 321661)]