15691519987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{41549}}^1$

素因数の和:41731

約数の個数: 32

約数和(自身を含む): 19545120000

約数和(自身を除く): 3853600013

約数列:

[1, 11, 13, 19, 139, 143, 209, 247, 1529, 1807, 2641, 2717, 19877, 29051, 34333, 41549, 377663, 457039, 540137, 789431, 5775311, 5941507, 8683741, 10262603, 63528421, 75079043, 109730909, 112888633, 825869473, 1207039999, 1426501817, 15691519987]

約数ペア:

[(1, 15691519987), (11, 1426501817), (13, 1207039999), (19, 825869473), (139, 112888633), (143, 109730909), (209, 75079043), (247, 63528421), (1529, 10262603), (1807, 8683741), (2641, 5941507), (2717, 5775311), (19877, 789431), (29051, 540137), (34333, 457039), (41549, 377663)]