81240863

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 96657408

約数和(自身を除く): 15416545

約数列:

[1, 11, 31, 37, 47, 137, 341, 407, 517, 1147, 1457, 1507, 1739, 4247, 5069, 6439, 12617, 16027, 19129, 46717, 53909, 55759, 70829, 157139, 199609, 238243, 592999, 1728529, 2195699, 2620673, 7385533, 81240863]

約数ペア:

[(1, 81240863), (11, 7385533), (31, 2620673), (37, 2195699), (47, 1728529), (137, 592999), (341, 238243), (407, 199609), (517, 157139), (1147, 70829), (1457, 55759), (1507, 53909), (1739, 46717), (4247, 19129), (5069, 16027), (6439, 12617)]