645030485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{378317}}^1$

素因数の和:378364

約数の個数: 16

約数和(自身を含む): 871644672

約数和(自身を除く): 226614187

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 378317, 1891585, 4161487, 11727827, 20807435, 58639135, 129006097, 645030485]

約数ペア:

[(1, 645030485), (5, 129006097), (11, 58639135), (31, 20807435), (55, 11727827), (155, 4161487), (341, 1891585), (1705, 378317)]