78840508

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{294181}}^1$

素因数の和:294252

約数の個数: 12

約数和(自身を含む): 140030632

約数和(自身を除く): 61190124

約数列:

[1, 2, 4, 67, 134, 268, 294181, 588362, 1176724, 19710127, 39420254, 78840508]

約数ペア:

[(1, 78840508), (2, 39420254), (4, 19710127), (67, 1176724), (134, 588362), (268, 294181)]