87256935

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21787}}^1$

素因数の和:21887

約数の個数: 24

約数和(自身を含む): 152951760

約数和(自身を除く): 65694825

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 21787, 65361, 108935, 196083, 326805, 980415, 1939043, 5817129, 9695215, 17451387, 29085645, 87256935]

約数ペア:

[(1, 87256935), (3, 29085645), (5, 17451387), (9, 9695215), (15, 5817129), (45, 1939043), (89, 980415), (267, 326805), (445, 196083), (801, 108935), (1335, 65361), (4005, 21787)]