505540815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{152501}}^1$

素因数の和:152539

約数の個数: 32

約数和(自身を含む): 922332096

約数和(自身を除く): 416791281

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 152501, 457503, 762505, 1982513, 2287515, 2592517, 5947539, 7777551, 9912565, 12962585, 29737695, 33702721, 38887755, 101108163, 168513605, 505540815]

約数ペア:

[(1, 505540815), (3, 168513605), (5, 101108163), (13, 38887755), (15, 33702721), (17, 29737695), (39, 12962585), (51, 9912565), (65, 7777551), (85, 5947539), (195, 2592517), (221, 2287515), (255, 1982513), (663, 762505), (1105, 457503), (3315, 152501)]