2665431345

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1\times {\mathrm{2417}}^1$

素因数の和:4449

約数の個数: 32

約数和(自身を含む): 4383969408

約数和(自身を除く): 1718538063

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 1987, 2417, 5961, 7251, 9935, 12085, 29805, 36255, 73519, 89429, 220557, 268287, 367595, 447145, 1102785, 1341435, 4802579, 14407737, 24012895, 72038685, 177695423, 533086269, 888477115, 2665431345]

約数ペア:

[(1, 2665431345), (3, 888477115), (5, 533086269), (15, 177695423), (37, 72038685), (111, 24012895), (185, 14407737), (555, 4802579), (1987, 1341435), (2417, 1102785), (5961, 447145), (7251, 367595), (9935, 268287), (12085, 220557), (29805, 89429), (36255, 73519)]