66215985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401309}}^1$

素因数の和:401328

約数の個数: 16

約数和(自身を含む): 115577280

約数和(自身を除く): 49361295

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 401309, 1203927, 2006545, 4414399, 6019635, 13243197, 22071995, 66215985]

約数ペア:

[(1, 66215985), (3, 22071995), (5, 13243197), (11, 6019635), (15, 4414399), (33, 2006545), (55, 1203927), (165, 401309)]