8171505

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 14990976

約数和(自身を除く): 6819471

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 103, 123, 129, 205, 215, 309, 369, 387, 515, 615, 645, 927, 1545, 1763, 1845, 1935, 4223, 4429, 4635, 5289, 8815, 12669, 13287, 15867, 21115, 22145, 26445, 38007, 39861, 63345, 66435, 79335, 181589, 190035, 199305, 544767, 907945, 1634301, 2723835, 8171505]

約数ペア:

[(1, 8171505), (3, 2723835), (5, 1634301), (9, 907945), (15, 544767), (41, 199305), (43, 190035), (45, 181589), (103, 79335), (123, 66435), (129, 63345), (205, 39861), (215, 38007), (309, 26445), (369, 22145), (387, 21115), (515, 15867), (615, 13287), (645, 12669), (927, 8815), (1545, 5289), (1763, 4635), (1845, 4429), (1935, 4223)]