68104155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1321}}^1$

素因数の和:1827

約数の個数: 32

約数和(自身を含む): 124881408

約数和(自身を除く): 56777253

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 491, 1321, 1473, 2455, 3437, 3963, 6605, 7365, 9247, 10311, 17185, 19815, 27741, 46235, 51555, 138705, 648611, 1945833, 3243055, 4540277, 9729165, 13620831, 22701385, 68104155]

約数ペア:

[(1, 68104155), (3, 22701385), (5, 13620831), (7, 9729165), (15, 4540277), (21, 3243055), (35, 1945833), (105, 648611), (491, 138705), (1321, 51555), (1473, 46235), (2455, 27741), (3437, 19815), (3963, 17185), (6605, 10311), (7365, 9247)]