201799755

素因数分解:

$3^4\times 5^1\times {\mathrm{498271}}^1$

素因数の和:498288

約数の個数: 20

約数和(自身を含む): 361745472

約数和(自身を除く): 159945717

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 498271, 1494813, 2491355, 4484439, 7474065, 13453317, 22422195, 40359951, 67266585, 201799755]

約数ペア:

[(1, 201799755), (3, 67266585), (5, 40359951), (9, 22422195), (15, 13453317), (27, 7474065), (45, 4484439), (81, 2491355), (135, 1494813), (405, 498271)]