81640207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5351}}^1$

素因数の和:5454

約数の個数: 16

約数和(自身を含む): 95051520

約数和(自身を除く): 13411313

約数列:

[1, 11, 19, 73, 209, 803, 1387, 5351, 15257, 58861, 101669, 390623, 1118359, 4296853, 7421837, 81640207]

約数ペア:

[(1, 81640207), (11, 7421837), (19, 4296853), (73, 1118359), (209, 390623), (803, 101669), (1387, 58861), (5351, 15257)]