2978876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 5606496

約数和(自身を除く): 2627620

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 617, 1207, 1234, 2414, 2468, 4828, 10489, 20978, 41956, 43807, 87614, 175228, 744719, 1489438, 2978876]

約数ペア:

[(1, 2978876), (2, 1489438), (4, 744719), (17, 175228), (34, 87614), (68, 43807), (71, 41956), (142, 20978), (284, 10489), (617, 4828), (1207, 2468), (1234, 2414)]