86918293

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 115246080

約数和(自身を除く): 28327787

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 491, 847, 1331, 1463, 2299, 3437, 5401, 9317, 9329, 16093, 25289, 37807, 59411, 65303, 102619, 177023, 415877, 653521, 718333, 1128809, 4574647, 7901663, 12416899, 86918293]

約数ペア:

[(1, 86918293), (7, 12416899), (11, 7901663), (19, 4574647), (77, 1128809), (121, 718333), (133, 653521), (209, 415877), (491, 177023), (847, 102619), (1331, 65303), (1463, 59411), (2299, 37807), (3437, 25289), (5401, 16093), (9317, 9329)]