20171296107

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{1238947}}^1$

素因数の和:1239029

約数の個数: 24

約数和(自身を含む): 30666440896

約数和(自身を除く): 10495144789

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 1809, 5427, 16281, 1238947, 3716841, 11150523, 33451569, 83009449, 100354707, 249028347, 301064121, 747085041, 2241255123, 6723765369, 20171296107]

約数ペア:

[(1, 20171296107), (3, 6723765369), (9, 2241255123), (27, 747085041), (67, 301064121), (81, 249028347), (201, 100354707), (243, 83009449), (603, 33451569), (1809, 11150523), (5427, 3716841), (16281, 1238947)]