890496866

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{7247}}^1$

素因数の和:7454

約数の個数: 32

約数和(自身を含む): 1561393152

約数和(自身を除く): 670896286

約数列:

[1, 2, 7, 14, 67, 131, 134, 262, 469, 917, 938, 1834, 7247, 8777, 14494, 17554, 50729, 61439, 101458, 122878, 485549, 949357, 971098, 1898714, 3398843, 6645499, 6797686, 13290998, 63606919, 127213838, 445248433, 890496866]

約数ペア:

[(1, 890496866), (2, 445248433), (7, 127213838), (14, 63606919), (67, 13290998), (131, 6797686), (134, 6645499), (262, 3398843), (469, 1898714), (917, 971098), (938, 949357), (1834, 485549), (7247, 122878), (8777, 101458), (14494, 61439), (17554, 50729)]