81331951857

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^3\times {\mathrm{3167}}^1$

素因数の和:3307

約数の個数: 48

約数和(自身を含む): 120725890560

約数和(自身を除く): 39393938703

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1369, 1443, 3167, 4107, 6253, 9501, 17797, 18759, 41171, 50653, 53391, 117179, 123513, 151959, 231361, 351537, 535223, 658489, 694083, 1523327, 1605669, 1975467, 4335623, 4569981, 8560357, 13006869, 19803251, 25681071, 56363099, 59409753, 160418051, 169089297, 481254153, 732720287, 2085434663, 2198160861, 6256303989, 27110650619, 81331951857]

約数ペア:

[(1, 81331951857), (3, 27110650619), (13, 6256303989), (37, 2198160861), (39, 2085434663), (111, 732720287), (169, 481254153), (481, 169089297), (507, 160418051), (1369, 59409753), (1443, 56363099), (3167, 25681071), (4107, 19803251), (6253, 13006869), (9501, 8560357), (17797, 4569981), (18759, 4335623), (41171, 1975467), (50653, 1605669), (53391, 1523327), (117179, 694083), (123513, 658489), (151959, 535223), (231361, 351537)]