129442376

素因数分解:

$2^3\times 7^1\times {\mathrm{2311471}}^1$

素因数の和:2311484

約数の個数: 16

約数和(自身を含む): 277376640

約数和(自身を除く): 147934264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2311471, 4622942, 9245884, 16180297, 18491768, 32360594, 64721188, 129442376]

約数ペア:

[(1, 129442376), (2, 64721188), (4, 32360594), (7, 18491768), (8, 16180297), (14, 9245884), (28, 4622942), (56, 2311471)]