208608961

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 247006080

約数和(自身を除く): 38397119

約数列:

[1, 11, 19, 73, 113, 121, 209, 803, 1243, 1331, 1387, 2147, 2299, 8249, 8833, 13673, 15257, 23617, 25289, 90739, 97163, 150403, 156731, 167827, 259787, 998129, 1724041, 1846097, 2857657, 10979419, 18964451, 208608961]

約数ペア:

[(1, 208608961), (11, 18964451), (19, 10979419), (73, 2857657), (113, 1846097), (121, 1724041), (209, 998129), (803, 259787), (1243, 167827), (1331, 156731), (1387, 150403), (2147, 97163), (2299, 90739), (8249, 25289), (8833, 23617), (13673, 15257)]