2001263341

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 2765145600

約数和(自身を除く): 763882259

約数列:

[1, 7, 11, 17, 41, 49, 77, 119, 187, 287, 343, 451, 539, 697, 761, 833, 1309, 2009, 3157, 3773, 4879, 5327, 5831, 7667, 8371, 9163, 12937, 14063, 22099, 31201, 34153, 37289, 53669, 58597, 64141, 90559, 142307, 154693, 218407, 239071, 261023, 343211, 375683, 410179, 530417, 633913, 996149, 1528849, 2402477, 2629781, 2871253, 3712919, 4437391, 5834587, 6973043, 10701943, 16817339, 25990433, 40842109, 48811301, 117721373, 181933031, 285894763, 2001263341]

約数ペア:

[(1, 2001263341), (7, 285894763), (11, 181933031), (17, 117721373), (41, 48811301), (49, 40842109), (77, 25990433), (119, 16817339), (187, 10701943), (287, 6973043), (343, 5834587), (451, 4437391), (539, 3712919), (697, 2871253), (761, 2629781), (833, 2402477), (1309, 1528849), (2009, 996149), (3157, 633913), (3773, 530417), (4879, 410179), (5327, 375683), (5831, 343211), (7667, 261023), (8371, 239071), (9163, 218407), (12937, 154693), (14063, 142307), (22099, 90559), (31201, 64141), (34153, 58597), (37289, 53669)]