66197979

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{35533}}^1$

素因数の和:35568

約数の個数: 20

約数和(自身を含む): 103190736

約数和(自身を除く): 36992757

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 35533, 106599, 319797, 817259, 959391, 2451777, 2878173, 7355331, 22065993, 66197979]

約数ペア:

[(1, 66197979), (3, 22065993), (9, 7355331), (23, 2878173), (27, 2451777), (69, 959391), (81, 817259), (207, 319797), (621, 106599), (1863, 35533)]