17681733

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9491}}^1$

素因数の和:9526

約数の個数: 20

約数和(自身を含む): 27564768

約数和(自身を除く): 9883035

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9491, 28473, 85419, 218293, 256257, 654879, 768771, 1964637, 5893911, 17681733]

約数ペア:

[(1, 17681733), (3, 5893911), (9, 1964637), (23, 768771), (27, 654879), (69, 256257), (81, 218293), (207, 85419), (621, 28473), (1863, 9491)]