210147721985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{17786519}}^1$

素因数の和:17786680

約数の個数: 16

約数和(自身を含む): 268932182400

約数和(自身を除く): 58784460415

約数列:

[1, 5, 17, 85, 139, 695, 2363, 11815, 17786519, 88932595, 302370823, 1511854115, 2472326141, 12361630705, 42029544397, 210147721985]

約数ペア:

[(1, 210147721985), (5, 42029544397), (17, 12361630705), (85, 2472326141), (139, 1511854115), (695, 302370823), (2363, 88932595), (11815, 17786519)]