280154178

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{24281}}^1$

素因数の和:24930

約数の個数: 24

約数和(自身を含む): 607972716

約数和(自身を除く): 327818538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1923, 3846, 5769, 11538, 24281, 48562, 72843, 145686, 218529, 437058, 15564121, 31128242, 46692363, 93384726, 140077089, 280154178]

約数ペア:

[(1, 280154178), (2, 140077089), (3, 93384726), (6, 46692363), (9, 31128242), (18, 15564121), (641, 437058), (1282, 218529), (1923, 145686), (3846, 72843), (5769, 48562), (11538, 24281)]