780243542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{447901}}^1$

素因数の和:447983

約数の個数: 16

約数和(自身を含む): 1279208112

約数和(自身を除く): 498964570

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 447901, 895802, 5822713, 11645426, 30009367, 60018734, 390121771, 780243542]

約数ペア:

[(1, 780243542), (2, 390121771), (13, 60018734), (26, 30009367), (67, 11645426), (134, 5822713), (871, 895802), (1742, 447901)]