27388193

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2539}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 33162240

約数和(自身を除く): 5774047

約数列:

[1, 7, 23, 67, 161, 469, 1541, 2539, 10787, 17773, 58397, 170113, 408779, 1190791, 3912599, 27388193]

約数ペア:

[(1, 27388193), (7, 3912599), (23, 1190791), (67, 408779), (161, 170113), (469, 58397), (1541, 17773), (2539, 10787)]