78921484

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{859}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 140241920

約数和(自身を除く): 61320436

約数列:

[1, 2, 4, 103, 206, 223, 412, 446, 859, 892, 1718, 3436, 22969, 45938, 88477, 91876, 176954, 191557, 353908, 383114, 766228, 19730371, 39460742, 78921484]

約数ペア:

[(1, 78921484), (2, 39460742), (4, 19730371), (103, 766228), (206, 383114), (223, 353908), (412, 191557), (446, 176954), (859, 91876), (892, 88477), (1718, 45938), (3436, 22969)]