220052985

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{105541}}^1$

素因数の和:105688

約数の個数: 16

約数和(自身を含む): 354621120

約数和(自身を除く): 134568135

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 105541, 316623, 527705, 1583115, 14670199, 44010597, 73350995, 220052985]

約数ペア:

[(1, 220052985), (3, 73350995), (5, 44010597), (15, 14670199), (139, 1583115), (417, 527705), (695, 316623), (2085, 105541)]