256802049511

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{1211279}}^1$

素因数の和:1212294

約数の個数: 16

約数和(自身を含む): 303265751040

約数和(自身を除く): 46463701529

約数列:

[1, 7, 31, 217, 977, 6839, 30287, 212009, 1211279, 8478953, 37549649, 262847543, 1183419583, 8283937081, 36686007073, 256802049511]

約数ペア:

[(1, 256802049511), (7, 36686007073), (31, 8283937081), (217, 1183419583), (977, 262847543), (6839, 37549649), (30287, 8478953), (212009, 1211279)]