520015089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^2\times {\mathrm{977}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 763168608

約数和(自身を除く): 243153519

約数列:

[1, 3, 11, 33, 127, 381, 977, 1397, 2931, 4191, 10747, 16129, 32241, 48387, 124079, 177419, 372237, 532257, 1364869, 4094607, 15758033, 47274099, 173338363, 520015089]

約数ペア:

[(1, 520015089), (3, 173338363), (11, 47274099), (33, 15758033), (127, 4094607), (381, 1364869), (977, 532257), (1397, 372237), (2931, 177419), (4191, 124079), (10747, 48387), (16129, 32241)]