1640673811

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{11903}}^1$

素因数の和:12043

約数の個数: 24

約数和(自身を含む): 1994872320

約数和(自身を除く): 354198509

約数列:

[1, 7, 29, 49, 97, 203, 679, 1421, 2813, 4753, 11903, 19691, 83321, 137837, 345187, 583247, 1154591, 2416309, 8082137, 16914163, 33483139, 56574959, 234381973, 1640673811]

約数ペア:

[(1, 1640673811), (7, 234381973), (29, 56574959), (49, 33483139), (97, 16914163), (203, 8082137), (679, 2416309), (1421, 1154591), (2813, 583247), (4753, 345187), (11903, 137837), (19691, 83321)]