399071738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{33151}}^1$

素因数の和:33629

約数の個数: 16

約数和(自身を含む): 646066176

約数和(自身を除く): 246994438

約数列:

[1, 2, 13, 26, 463, 926, 6019, 12038, 33151, 66302, 430963, 861926, 15348913, 30697826, 199535869, 399071738]

約数ペア:

[(1, 399071738), (2, 199535869), (13, 30697826), (26, 15348913), (463, 861926), (926, 430963), (6019, 66302), (12038, 33151)]