17198945

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 21254400

約数和(自身を除く): 4055455

約数列:

[1, 5, 47, 163, 235, 449, 815, 2245, 7661, 21103, 38305, 73187, 105515, 365935, 3439789, 17198945]

約数ペア:

[(1, 17198945), (5, 3439789), (47, 365935), (163, 105515), (235, 73187), (449, 38305), (815, 21103), (2245, 7661)]