20173415

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 26278560

約数和(自身を除く): 6105145

約数列:

[1, 5, 23, 29, 115, 145, 263, 529, 667, 1315, 2645, 3335, 6049, 7627, 15341, 30245, 38135, 76705, 139127, 175421, 695635, 877105, 4034683, 20173415]

約数ペア:

[(1, 20173415), (5, 4034683), (23, 877105), (29, 695635), (115, 175421), (145, 139127), (263, 76705), (529, 38135), (667, 30245), (1315, 15341), (2645, 7627), (3335, 6049)]