81745335

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3761}}^1$

素因数の和:3805

約数の個数: 64

約数和(自身を含む): 173352960

約数和(自身を除く): 91607625

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 805, 945, 1035, 1449, 2415, 3105, 3761, 4347, 7245, 11283, 18805, 21735, 26327, 33849, 56415, 78981, 86503, 101547, 131635, 169245, 236943, 259509, 394905, 432515, 507735, 605521, 710829, 778527, 1184715, 1297545, 1816563, 2335581, 3027605, 3554145, 3892635, 5449689, 9082815, 11677905, 16349067, 27248445, 81745335]

約数ペア:

[(1, 81745335), (3, 27248445), (5, 16349067), (7, 11677905), (9, 9082815), (15, 5449689), (21, 3892635), (23, 3554145), (27, 3027605), (35, 2335581), (45, 1816563), (63, 1297545), (69, 1184715), (105, 778527), (115, 710829), (135, 605521), (161, 507735), (189, 432515), (207, 394905), (315, 259509), (345, 236943), (483, 169245), (621, 131635), (805, 101547), (945, 86503), (1035, 78981), (1449, 56415), (2415, 33849), (3105, 26327), (3761, 21735), (4347, 18805), (7245, 11283)]