49965839

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 22610161

約数列:

[1, 7, 11, 17, 19, 41, 49, 77, 119, 133, 187, 209, 287, 323, 343, 451, 539, 697, 779, 833, 931, 1309, 1463, 2009, 2261, 3157, 3553, 3773, 4879, 5453, 5831, 6517, 7667, 8569, 9163, 10241, 13243, 14063, 15827, 22099, 24871, 34153, 38171, 53669, 59983, 64141, 71687, 92701, 110789, 145673, 154693, 174097, 239071, 267197, 375683, 419881, 648907, 1019711, 1218679, 2629781, 2939167, 4542349, 7137977, 49965839]

約数ペア:

[(1, 49965839), (7, 7137977), (11, 4542349), (17, 2939167), (19, 2629781), (41, 1218679), (49, 1019711), (77, 648907), (119, 419881), (133, 375683), (187, 267197), (209, 239071), (287, 174097), (323, 154693), (343, 145673), (451, 110789), (539, 92701), (697, 71687), (779, 64141), (833, 59983), (931, 53669), (1309, 38171), (1463, 34153), (2009, 24871), (2261, 22099), (3157, 15827), (3553, 14063), (3773, 13243), (4879, 10241), (5453, 9163), (5831, 8569), (6517, 7667)]