15404805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 30466800

約数和(自身を除く): 15061995

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1549, 1989, 3315, 4647, 7745, 9945, 13941, 20137, 23235, 26333, 60411, 69705, 78999, 100685, 131665, 181233, 236997, 302055, 342329, 394995, 906165, 1026987, 1184985, 1711645, 3080961, 5134935, 15404805]

約数ペア:

[(1, 15404805), (3, 5134935), (5, 3080961), (9, 1711645), (13, 1184985), (15, 1026987), (17, 906165), (39, 394995), (45, 342329), (51, 302055), (65, 236997), (85, 181233), (117, 131665), (153, 100685), (195, 78999), (221, 69705), (255, 60411), (585, 26333), (663, 23235), (765, 20137), (1105, 13941), (1549, 9945), (1989, 7745), (3315, 4647)]