123789939

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{757}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 203750400

約数和(自身を除く): 79960461

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 599, 757, 1797, 2271, 4193, 5299, 7787, 9841, 12579, 15897, 23361, 29523, 54509, 68887, 163527, 206661, 453443, 1360329, 3174101, 5894759, 9522303, 17684277, 41263313, 123789939]

約数ペア:

[(1, 123789939), (3, 41263313), (7, 17684277), (13, 9522303), (21, 5894759), (39, 3174101), (91, 1360329), (273, 453443), (599, 206661), (757, 163527), (1797, 68887), (2271, 54509), (4193, 29523), (5299, 23361), (7787, 15897), (9841, 12579)]