890403985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{82483}}^1$

素因数の和:82632

約数の個数: 16

約数和(自身を含む): 1140258816

約数和(自身を除く): 249854831

約数列:

[1, 5, 17, 85, 127, 635, 2159, 10795, 82483, 412415, 1402211, 7011055, 10475341, 52376705, 178080797, 890403985]

約数ペア:

[(1, 890403985), (5, 178080797), (17, 52376705), (85, 10475341), (127, 7011055), (635, 1402211), (2159, 412415), (10795, 82483)]