260040669

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{651731}}^1$

素因数の和:651760

約数の個数: 16

約数和(自身を含む): 417108480

約数和(自身を除く): 157067811

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 651731, 1955193, 4562117, 12382889, 13686351, 37148667, 86680223, 260040669]

約数ペア:

[(1, 260040669), (3, 86680223), (7, 37148667), (19, 13686351), (21, 12382889), (57, 4562117), (133, 1955193), (399, 651731)]