31108857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 47308800

約数和(自身を除く): 16199943

約数列:

[1, 3, 13, 23, 39, 69, 79, 237, 299, 439, 897, 1027, 1317, 1817, 3081, 5451, 5707, 10097, 17121, 23621, 30291, 34681, 70863, 104043, 131261, 393783, 450853, 797663, 1352559, 2392989, 10369619, 31108857]

約数ペア:

[(1, 31108857), (3, 10369619), (13, 2392989), (23, 1352559), (39, 797663), (69, 450853), (79, 393783), (237, 131261), (299, 104043), (439, 70863), (897, 34681), (1027, 30291), (1317, 23621), (1817, 17121), (3081, 10097), (5451, 5707)]