642944136

素因数分解:

$2^3\times 3^1\times {\mathrm{26789339}}^1$

素因数の和:26789348

約数の個数: 16

約数和(自身を含む): 1607360400

約数和(自身を除く): 964416264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 26789339, 53578678, 80368017, 107157356, 160736034, 214314712, 321472068, 642944136]

約数ペア:

[(1, 642944136), (2, 321472068), (3, 214314712), (4, 160736034), (6, 107157356), (8, 80368017), (12, 53578678), (24, 26789339)]