639211086

素因数分解:

$2^1\times 3^2\times {\mathrm{151}}^1\times {\mathrm{235177}}^1$

素因数の和:235336

約数の個数: 24

約数和(自身を含む): 1394135184

約数和(自身を除く): 754924098

約数列:

[1, 2, 3, 6, 9, 18, 151, 302, 453, 906, 1359, 2718, 235177, 470354, 705531, 1411062, 2116593, 4233186, 35511727, 71023454, 106535181, 213070362, 319605543, 639211086]

約数ペア:

[(1, 639211086), (2, 319605543), (3, 213070362), (6, 106535181), (9, 71023454), (18, 35511727), (151, 4233186), (302, 2116593), (453, 1411062), (906, 705531), (1359, 470354), (2718, 235177)]