16630985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 24364800

約数和(自身を除く): 7733815

約数列:

[1, 5, 7, 19, 35, 89, 95, 133, 281, 445, 623, 665, 1405, 1691, 1967, 3115, 5339, 8455, 9835, 11837, 25009, 26695, 37373, 59185, 125045, 175063, 186865, 475171, 875315, 2375855, 3326197, 16630985]

約数ペア:

[(1, 16630985), (5, 3326197), (7, 2375855), (19, 875315), (35, 475171), (89, 186865), (95, 175063), (133, 125045), (281, 59185), (445, 37373), (623, 26695), (665, 25009), (1405, 11837), (1691, 9835), (1967, 8455), (3115, 5339)]