204397545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{72869}}^1$

素因数の和:72905

約数の個数: 32

約数和(自身を含む): 377758080

約数和(自身を除く): 173360535

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 72869, 218607, 364345, 801559, 1093035, 1238773, 2404677, 3716319, 4007795, 6193865, 12023385, 13626503, 18581595, 40879509, 68132515, 204397545]

約数ペア:

[(1, 204397545), (3, 68132515), (5, 40879509), (11, 18581595), (15, 13626503), (17, 12023385), (33, 6193865), (51, 4007795), (55, 3716319), (85, 2404677), (165, 1238773), (187, 1093035), (255, 801559), (561, 364345), (935, 218607), (2805, 72869)]