7137977

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 10342080

約数和(自身を除く): 3204103

約数列:

[1, 7, 11, 17, 19, 41, 49, 77, 119, 133, 187, 209, 287, 323, 451, 539, 697, 779, 833, 931, 1309, 1463, 2009, 2261, 3157, 3553, 4879, 5453, 7667, 8569, 9163, 10241, 13243, 15827, 22099, 24871, 34153, 38171, 53669, 59983, 92701, 145673, 174097, 375683, 419881, 648907, 1019711, 7137977]

約数ペア:

[(1, 7137977), (7, 1019711), (11, 648907), (17, 419881), (19, 375683), (41, 174097), (49, 145673), (77, 92701), (119, 59983), (133, 53669), (187, 38171), (209, 34153), (287, 24871), (323, 22099), (451, 15827), (539, 13243), (697, 10241), (779, 9163), (833, 8569), (931, 7667), (1309, 5453), (1463, 4879), (2009, 3553), (2261, 3157)]