15671983691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{129197}}^1$

素因数の和:129291

約数の個数: 32

約数和(自身を含む): 20374007808

約数和(自身を除く): 4702024117

約数列:

[1, 7, 13, 31, 43, 91, 217, 301, 403, 559, 1333, 2821, 3913, 9331, 17329, 121303, 129197, 904379, 1679561, 4005107, 5555471, 11756927, 28035749, 38888297, 52066391, 72221123, 172219601, 364464737, 505547861, 1205537207, 2238854813, 15671983691]

約数ペア:

[(1, 15671983691), (7, 2238854813), (13, 1205537207), (31, 505547861), (43, 364464737), (91, 172219601), (217, 72221123), (301, 52066391), (403, 38888297), (559, 28035749), (1333, 11756927), (2821, 5555471), (3913, 4005107), (9331, 1679561), (17329, 904379), (121303, 129197)]