81860954

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{65699}}^1$

素因数の和:65797

約数の個数: 16

約数和(自身を含む): 141912000

約数和(自身を除く): 60051046

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 65699, 131398, 459893, 919786, 5847211, 11694422, 40930477, 81860954]

約数ペア:

[(1, 81860954), (2, 40930477), (7, 11694422), (14, 5847211), (89, 919786), (178, 459893), (623, 131398), (1246, 65699)]