246779905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{20887}}^1$

素因数の和:21048

約数の個数: 16

約数和(自身を含む): 315826560

約数和(自身を除く): 69046655

約数列:

[1, 5, 17, 85, 139, 695, 2363, 11815, 20887, 104435, 355079, 1775395, 2903293, 14516465, 49355981, 246779905]

約数ペア:

[(1, 246779905), (5, 49355981), (17, 14516465), (85, 2903293), (139, 1775395), (695, 355079), (2363, 104435), (11815, 20887)]