28707945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{733}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 52707072

約数和(自身を除く): 23999127

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 373, 733, 1119, 1865, 2199, 2611, 3665, 5131, 5595, 7833, 10995, 13055, 15393, 25655, 39165, 76965, 273409, 820227, 1367045, 1913863, 4101135, 5741589, 9569315, 28707945]

約数ペア:

[(1, 28707945), (3, 9569315), (5, 5741589), (7, 4101135), (15, 1913863), (21, 1367045), (35, 820227), (105, 273409), (373, 76965), (733, 39165), (1119, 25655), (1865, 15393), (2199, 13055), (2611, 10995), (3665, 7833), (5131, 5595)]