128031768

素因数分解:

$2^3\times 3^2\times {\mathrm{1778219}}^1$

素因数の和:1778231

約数の個数: 24

約数和(自身を含む): 346752900

約数和(自身を除く): 218721132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1778219, 3556438, 5334657, 7112876, 10669314, 14225752, 16003971, 21338628, 32007942, 42677256, 64015884, 128031768]

約数ペア:

[(1, 128031768), (2, 64015884), (3, 42677256), (4, 32007942), (6, 21338628), (8, 16003971), (9, 14225752), (12, 10669314), (18, 7112876), (24, 5334657), (36, 3556438), (72, 1778219)]