66788955

素因数分解:

$3^4\times 5^1\times {\mathrm{164911}}^1$

素因数の和:164928

約数の個数: 20

約数和(自身を含む): 119726112

約数和(自身を除く): 52937157

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 164911, 494733, 824555, 1484199, 2473665, 4452597, 7420995, 13357791, 22262985, 66788955]

約数ペア:

[(1, 66788955), (3, 22262985), (5, 13357791), (9, 7420995), (15, 4452597), (27, 2473665), (45, 1484199), (81, 824555), (135, 494733), (405, 164911)]