161921498

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{457}}^1\times {\mathrm{613}}^1$

素因数の和:1106

約数の個数: 24

約数和(自身を含む): 258996252

約数和(自身を除く): 97074754

約数列:

[1, 2, 17, 34, 289, 457, 578, 613, 914, 1226, 7769, 10421, 15538, 20842, 132073, 177157, 264146, 280141, 354314, 560282, 4762397, 9524794, 80960749, 161921498]

約数ペア:

[(1, 161921498), (2, 80960749), (17, 9524794), (34, 4762397), (289, 560282), (457, 354314), (578, 280141), (613, 264146), (914, 177157), (1226, 132073), (7769, 20842), (10421, 15538)]