78226372

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{31391}}^1$

素因数の和:31491

約数の個数: 24

約数和(自身を含む): 158215680

約数和(自身を除く): 79989308

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 31391, 62782, 125564, 219737, 439474, 878948, 2793799, 5587598, 11175196, 19556593, 39113186, 78226372]

約数ペア:

[(1, 78226372), (2, 39113186), (4, 19556593), (7, 11175196), (14, 5587598), (28, 2793799), (89, 878948), (178, 439474), (356, 219737), (623, 125564), (1246, 62782), (2492, 31391)]