68474876

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{1553}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 122355744

約数和(自身を除く): 53880868

約数列:

[1, 2, 4, 73, 146, 151, 292, 302, 604, 1553, 3106, 6212, 11023, 22046, 44092, 113369, 226738, 234503, 453476, 469006, 938012, 17118719, 34237438, 68474876]

約数ペア:

[(1, 68474876), (2, 34237438), (4, 17118719), (73, 938012), (146, 469006), (151, 453476), (292, 234503), (302, 226738), (604, 113369), (1553, 44092), (3106, 22046), (6212, 11023)]