66790155

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 109209600

約数和(自身を除く): 42419445

約数列:

[1, 3, 5, 15, 79, 157, 237, 359, 395, 471, 785, 1077, 1185, 1795, 2355, 5385, 12403, 28361, 37209, 56363, 62015, 85083, 141805, 169089, 186045, 281815, 425415, 845445, 4452677, 13358031, 22263385, 66790155]

約数ペア:

[(1, 66790155), (3, 22263385), (5, 13358031), (15, 4452677), (79, 845445), (157, 425415), (237, 281815), (359, 186045), (395, 169089), (471, 141805), (785, 85083), (1077, 62015), (1185, 56363), (1795, 37209), (2355, 28361), (5385, 12403)]