421720706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{31271}}^1$

素因数の和:31897

約数の個数: 16

約数和(自身を含む): 691236288

約数和(自身を除く): 269515582

約数列:

[1, 2, 11, 22, 613, 1226, 6743, 13486, 31271, 62542, 343981, 687962, 19169123, 38338246, 210860353, 421720706]

約数ペア:

[(1, 421720706), (2, 210860353), (11, 38338246), (22, 19169123), (613, 687962), (1226, 343981), (6743, 62542), (13486, 31271)]