520484805

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{27737}}^1$

素因数の和:27890

約数の個数: 32

約数和(自身を含む): 931996800

約数和(自身を除く): 411511995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3753, 6255, 18765, 27737, 83211, 138685, 249633, 416055, 748899, 1248165, 3744495, 3855443, 11566329, 19277215, 34698987, 57831645, 104096961, 173494935, 520484805]

約数ペア:

[(1, 520484805), (3, 173494935), (5, 104096961), (9, 57831645), (15, 34698987), (27, 19277215), (45, 11566329), (135, 3855443), (139, 3744495), (417, 1248165), (695, 748899), (1251, 416055), (2085, 249633), (3753, 138685), (6255, 83211), (18765, 27737)]