68211615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1747}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 115787520

約数和(自身を除く): 47575905

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 1747, 2055, 2603, 5241, 7809, 8735, 13015, 26205, 33193, 39045, 99579, 165965, 239339, 497895, 718017, 1196695, 3590085, 4547441, 13642323, 22737205, 68211615]

約数ペア:

[(1, 68211615), (3, 22737205), (5, 13642323), (15, 4547441), (19, 3590085), (57, 1196695), (95, 718017), (137, 497895), (285, 239339), (411, 165965), (685, 99579), (1747, 39045), (2055, 33193), (2603, 26205), (5241, 13015), (7809, 8735)]