1189838881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{813287}}^1$

素因数の和:813324

約数の個数: 16

約数和(自身を含む): 1561512960

約数和(自身を除く): 371674079

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 813287, 5693009, 8946157, 15452453, 62623099, 108167171, 169976983, 1189838881]

約数ペア:

[(1, 1189838881), (7, 169976983), (11, 108167171), (19, 62623099), (77, 15452453), (133, 8946157), (209, 5693009), (1463, 813287)]