181572172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{72167}}^1$

素因数の和:72225

約数の個数: 24

約数和(自身を含む): 345540384

約数和(自身を除く): 163968212

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 72167, 144334, 288668, 1226839, 2453678, 2670179, 4907356, 5340358, 10680716, 45393043, 90786086, 181572172]

約数ペア:

[(1, 181572172), (2, 90786086), (4, 45393043), (17, 10680716), (34, 5340358), (37, 4907356), (68, 2670179), (74, 2453678), (148, 1226839), (629, 288668), (1258, 144334), (2516, 72167)]