201205215

素因数分解:

$3^5\times 5^1\times {\mathrm{165601}}^1$

素因数の和:165621

約数の個数: 24

約数和(自身を含む): 361674768

約数和(自身を除く): 160469553

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 165601, 496803, 828005, 1490409, 2484015, 4471227, 7452045, 13413681, 22356135, 40241043, 67068405, 201205215]

約数ペア:

[(1, 201205215), (3, 67068405), (5, 40241043), (9, 22356135), (15, 13413681), (27, 7452045), (45, 4471227), (81, 2484015), (135, 1490409), (243, 828005), (405, 496803), (1215, 165601)]