78975081

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:803

約数の個数: 40

約数和(自身を含む): 126602784

約数和(自身を除く): 47627703

約数列:

[1, 3, 9, 17, 27, 51, 81, 83, 153, 249, 459, 691, 747, 1377, 1411, 2073, 2241, 4233, 6219, 6723, 11747, 12699, 18657, 35241, 38097, 55971, 57353, 105723, 114291, 172059, 317169, 516177, 951507, 975001, 1548531, 2925003, 4645593, 8775009, 26325027, 78975081]

約数ペア:

[(1, 78975081), (3, 26325027), (9, 8775009), (17, 4645593), (27, 2925003), (51, 1548531), (81, 975001), (83, 951507), (153, 516177), (249, 317169), (459, 172059), (691, 114291), (747, 105723), (1377, 57353), (1411, 55971), (2073, 38097), (2241, 35241), (4233, 18657), (6219, 12699), (6723, 11747)]