28193115

素因数分解:

$3^1\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1381}}^1$

素因数の和:2750

約数の個数: 16

約数和(自身を含む): 45174816

約数和(自身を除く): 16981701

約数列:

[1, 3, 5, 15, 1361, 1381, 4083, 4143, 6805, 6905, 20415, 20715, 1879541, 5638623, 9397705, 28193115]

約数ペア:

[(1, 28193115), (3, 9397705), (5, 5638623), (15, 1879541), (1361, 20715), (1381, 20415), (4083, 6905), (4143, 6805)]