256448876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{53117}}^1$

素因数の和:53209

約数の個数: 24

約数和(自身を含む): 481886496

約数和(自身を除く): 225437620

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 53117, 106234, 212468, 902989, 1805978, 3611956, 3771307, 7542614, 15085228, 64112219, 128224438, 256448876]

約数ペア:

[(1, 256448876), (2, 128224438), (4, 64112219), (17, 15085228), (34, 7542614), (68, 3771307), (71, 3611956), (142, 1805978), (284, 902989), (1207, 212468), (2414, 106234), (4828, 53117)]