18182115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 18142173

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 293, 315, 591, 879, 985, 1379, 1465, 1773, 2051, 2637, 2955, 4137, 4395, 6153, 6895, 8865, 10255, 12411, 13185, 18459, 20685, 30765, 57721, 62055, 92295, 173163, 288605, 404047, 519489, 865815, 1212141, 2020235, 2597445, 3636423, 6060705, 18182115]

約数ペア:

[(1, 18182115), (3, 6060705), (5, 3636423), (7, 2597445), (9, 2020235), (15, 1212141), (21, 865815), (35, 519489), (45, 404047), (63, 288605), (105, 173163), (197, 92295), (293, 62055), (315, 57721), (591, 30765), (879, 20685), (985, 18459), (1379, 13185), (1465, 12411), (1773, 10255), (2051, 8865), (2637, 6895), (2955, 6153), (4137, 4395)]