261036887

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1861}}^1$

素因数の和:2138

約数の個数: 16

約数和(自身を含む): 285288192

約数和(自身を除く): 24251305

約数列:

[1, 17, 37, 223, 629, 1861, 3791, 8251, 31637, 68857, 140267, 415003, 1170569, 7055051, 15355111, 261036887]

約数ペア:

[(1, 261036887), (17, 15355111), (37, 7055051), (223, 1170569), (629, 415003), (1861, 140267), (3791, 68857), (8251, 31637)]