81803196

素因数分解:

$2^2\times 3^4\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4216

約数の個数: 60

約数和(自身を含む): 217407960

約数和(自身を除く): 135604764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 244, 324, 366, 549, 732, 1098, 1647, 2196, 3294, 4139, 4941, 6588, 8278, 9882, 12417, 16556, 19764, 24834, 37251, 49668, 74502, 111753, 149004, 223506, 252479, 335259, 447012, 504958, 670518, 757437, 1009916, 1341036, 1514874, 2272311, 3029748, 4544622, 6816933, 9089244, 13633866, 20450799, 27267732, 40901598, 81803196]

約数ペア:

[(1, 81803196), (2, 40901598), (3, 27267732), (4, 20450799), (6, 13633866), (9, 9089244), (12, 6816933), (18, 4544622), (27, 3029748), (36, 2272311), (54, 1514874), (61, 1341036), (81, 1009916), (108, 757437), (122, 670518), (162, 504958), (183, 447012), (244, 335259), (324, 252479), (366, 223506), (549, 149004), (732, 111753), (1098, 74502), (1647, 49668), (2196, 37251), (3294, 24834), (4139, 19764), (4941, 16556), (6588, 12417), (8278, 9882)]