91991879

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 114793440

約数和(自身を除く): 22801561

約数列:

[1, 7, 17, 37, 119, 259, 289, 629, 1229, 2023, 4403, 8603, 10693, 20893, 45473, 74851, 146251, 318311, 355181, 773041, 2486267, 5411287, 13141697, 91991879]

約数ペア:

[(1, 91991879), (7, 13141697), (17, 5411287), (37, 2486267), (119, 773041), (259, 355181), (289, 318311), (629, 146251), (1229, 74851), (2023, 45473), (4403, 20893), (8603, 10693)]