890473969

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{55333}}^1$

素因数の和:55381

約数の個数: 24

約数和(自身を含む): 1177507520

約数和(自身を除く): 287033551

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 2299, 16093, 55333, 387331, 608663, 1051327, 4260641, 6695293, 7359289, 11564597, 46867051, 80952179, 127210567, 890473969]

約数ペア:

[(1, 890473969), (7, 127210567), (11, 80952179), (19, 46867051), (77, 11564597), (121, 7359289), (133, 6695293), (209, 4260641), (847, 1051327), (1463, 608663), (2299, 387331), (16093, 55333)]