161755258

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{787}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 283906944

約数和(自身を除く): 122151686

約数列:

[1, 2, 7, 14, 53, 106, 277, 371, 554, 742, 787, 1574, 1939, 3878, 5509, 11018, 14681, 29362, 41711, 83422, 102767, 205534, 217999, 291977, 435998, 583954, 1525993, 3051986, 11553947, 23107894, 80877629, 161755258]

約数ペア:

[(1, 161755258), (2, 80877629), (7, 23107894), (14, 11553947), (53, 3051986), (106, 1525993), (277, 583954), (371, 435998), (554, 291977), (742, 217999), (787, 205534), (1574, 102767), (1939, 83422), (3878, 41711), (5509, 29362), (11018, 14681)]