255005166

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{12721}}^1$

素因数の和:12996

約数の個数: 32

約数和(自身を含む): 551422368

約数和(自身を除く): 296417202

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257, 514, 771, 1542, 3341, 6682, 10023, 12721, 20046, 25442, 38163, 76326, 165373, 330746, 496119, 992238, 3269297, 6538594, 9807891, 19615782, 42500861, 85001722, 127502583, 255005166]

約数ペア:

[(1, 255005166), (2, 127502583), (3, 85001722), (6, 42500861), (13, 19615782), (26, 9807891), (39, 6538594), (78, 3269297), (257, 992238), (514, 496119), (771, 330746), (1542, 165373), (3341, 76326), (6682, 38163), (10023, 25442), (12721, 20046)]