81829998

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 198581760

約数和(自身を除く): 116751762

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 101, 103, 114, 138, 171, 202, 206, 207, 303, 309, 342, 414, 437, 606, 618, 874, 909, 927, 1311, 1818, 1854, 1919, 1957, 2323, 2369, 2622, 3838, 3914, 3933, 4646, 4738, 5757, 5871, 6969, 7107, 7866, 10403, 11514, 11742, 13938, 14214, 17271, 17613, 20806, 20907, 21321, 31209, 34542, 35226, 41814, 42642, 44137, 45011, 62418, 88274, 90022, 93627, 132411, 135033, 187254, 197657, 239269, 264822, 270066, 395314, 397233, 405099, 478538, 592971, 717807, 794466, 810198, 1185942, 1435614, 1778913, 2153421, 3557826, 4306842, 4546111, 9092222, 13638333, 27276666, 40914999, 81829998]

約数ペア:

[(1, 81829998), (2, 40914999), (3, 27276666), (6, 13638333), (9, 9092222), (18, 4546111), (19, 4306842), (23, 3557826), (38, 2153421), (46, 1778913), (57, 1435614), (69, 1185942), (101, 810198), (103, 794466), (114, 717807), (138, 592971), (171, 478538), (202, 405099), (206, 397233), (207, 395314), (303, 270066), (309, 264822), (342, 239269), (414, 197657), (437, 187254), (606, 135033), (618, 132411), (874, 93627), (909, 90022), (927, 88274), (1311, 62418), (1818, 45011), (1854, 44137), (1919, 42642), (1957, 41814), (2323, 35226), (2369, 34542), (2622, 31209), (3838, 21321), (3914, 20907), (3933, 20806), (4646, 17613), (4738, 17271), (5757, 14214), (5871, 13938), (6969, 11742), (7107, 11514), (7866, 10403)]