89689138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18787}}^1$

素因数の和:18838

約数の個数: 32

約数和(自身を含む): 173150208

約数和(自身を除く): 83461070

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 18787, 37574, 131509, 206657, 263018, 413314, 582397, 1164794, 1446599, 2893198, 4076779, 6406367, 8153558, 12812734, 44844569, 89689138]

約数ペア:

[(1, 89689138), (2, 44844569), (7, 12812734), (11, 8153558), (14, 6406367), (22, 4076779), (31, 2893198), (62, 1446599), (77, 1164794), (154, 582397), (217, 413314), (341, 263018), (434, 206657), (682, 131509), (2387, 37574), (4774, 18787)]