81880492437

素因数分解:

$3^5\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{28901}}^1$

素因数の和:29136

約数の個数: 48

約数和(自身を含む): 124981496640

約数和(自身を除く): 43101004203

約数列:

[1, 3, 9, 27, 81, 89, 131, 243, 267, 393, 801, 1179, 2403, 3537, 7209, 10611, 11659, 21627, 28901, 31833, 34977, 86703, 104931, 260109, 314793, 780327, 944379, 2340981, 2572189, 2833137, 3786031, 7022943, 7716567, 11358093, 23149701, 34074279, 69449103, 102222837, 208347309, 306668511, 336956759, 625041927, 920005533, 1010870277, 3032610831, 9097832493, 27293497479, 81880492437]

約数ペア:

[(1, 81880492437), (3, 27293497479), (9, 9097832493), (27, 3032610831), (81, 1010870277), (89, 920005533), (131, 625041927), (243, 336956759), (267, 306668511), (393, 208347309), (801, 102222837), (1179, 69449103), (2403, 34074279), (3537, 23149701), (7209, 11358093), (10611, 7716567), (11659, 7022943), (21627, 3786031), (28901, 2833137), (31833, 2572189), (34977, 2340981), (86703, 944379), (104931, 780327), (260109, 314793)]