68943789

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 105763320

約数和(自身を除く): 36819531

約数列:

[1, 3, 9, 17, 51, 153, 557, 809, 1671, 2427, 5013, 7281, 9469, 13753, 28407, 41259, 85221, 123777, 450613, 1351839, 4055517, 7660421, 22981263, 68943789]

約数ペア:

[(1, 68943789), (3, 22981263), (9, 7660421), (17, 4055517), (51, 1351839), (153, 450613), (557, 123777), (809, 85221), (1671, 41259), (2427, 28407), (5013, 13753), (7281, 9469)]