51120261

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 77616000

約数和(自身を除く): 26495739

約数列:

[1, 3, 9, 27, 97, 131, 149, 291, 393, 447, 873, 1179, 1341, 2619, 3537, 4023, 12707, 14453, 19519, 38121, 43359, 58557, 114363, 130077, 175671, 343089, 390231, 527013, 1893343, 5680029, 17040087, 51120261]

約数ペア:

[(1, 51120261), (3, 17040087), (9, 5680029), (27, 1893343), (97, 527013), (131, 390231), (149, 343089), (291, 175671), (393, 130077), (447, 114363), (873, 58557), (1179, 43359), (1341, 38121), (2619, 19519), (3537, 14453), (4023, 12707)]