78085777

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 107867520

約数和(自身を除く): 29781743

約数列:

[1, 7, 11, 17, 29, 77, 119, 121, 187, 203, 289, 319, 493, 847, 1309, 1331, 2023, 2057, 2233, 3179, 3451, 3509, 5423, 8381, 9317, 14399, 22253, 22627, 24563, 34969, 37961, 38599, 58667, 59653, 92191, 158389, 244783, 270193, 384659, 417571, 645337, 656183, 1014101, 2692613, 4593281, 7098707, 11155111, 78085777]

約数ペア:

[(1, 78085777), (7, 11155111), (11, 7098707), (17, 4593281), (29, 2692613), (77, 1014101), (119, 656183), (121, 645337), (187, 417571), (203, 384659), (289, 270193), (319, 244783), (493, 158389), (847, 92191), (1309, 59653), (1331, 58667), (2023, 38599), (2057, 37961), (2233, 34969), (3179, 24563), (3451, 22627), (3509, 22253), (5423, 14399), (8381, 9317)]