7917507

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 13037024

約数和(自身を除く): 5119517

約数列:

[1, 3, 9, 13, 27, 39, 73, 81, 103, 117, 219, 309, 351, 657, 927, 949, 1053, 1339, 1971, 2781, 2847, 4017, 5913, 7519, 8343, 8541, 12051, 22557, 25623, 36153, 67671, 76869, 97747, 108459, 203013, 293241, 609039, 879723, 2639169, 7917507]

約数ペア:

[(1, 7917507), (3, 2639169), (9, 879723), (13, 609039), (27, 293241), (39, 203013), (73, 108459), (81, 97747), (103, 76869), (117, 67671), (219, 36153), (309, 25623), (351, 22557), (657, 12051), (927, 8541), (949, 8343), (1053, 7519), (1339, 5913), (1971, 4017), (2781, 2847)]