83780879

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1747}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 112766976

約数和(自身を除く): 28986097

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 1547, 1747, 2821, 3689, 6851, 12229, 22711, 29699, 47957, 54157, 158977, 207893, 379099, 386087, 704041, 920669, 2702609, 4928287, 6444683, 11968697, 83780879]

約数ペア:

[(1, 83780879), (7, 11968697), (13, 6444683), (17, 4928287), (31, 2702609), (91, 920669), (119, 704041), (217, 386087), (221, 379099), (403, 207893), (527, 158977), (1547, 54157), (1747, 47957), (2821, 29699), (3689, 22711), (6851, 12229)]