25379589

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 37407744

約数和(自身を除く): 12028155

約数列:

[1, 3, 17, 43, 51, 71, 129, 163, 213, 489, 731, 1207, 2193, 2771, 3053, 3621, 7009, 8313, 9159, 11573, 21027, 34719, 51901, 119153, 155703, 196741, 357459, 497639, 590223, 1492917, 8459863, 25379589]

約数ペア:

[(1, 25379589), (3, 8459863), (17, 1492917), (43, 590223), (51, 497639), (71, 357459), (129, 196741), (163, 155703), (213, 119153), (489, 51901), (731, 34719), (1207, 21027), (2193, 11573), (2771, 9159), (3053, 8313), (3621, 7009)]