81755649

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{10853}}^1$

素因数の和:10899

約数の個数: 24

約数和(自身を含む): 126427392

約数和(自身を除く): 44671743

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 7533, 10853, 32559, 97677, 293031, 336443, 879093, 1009329, 2637279, 3027987, 9083961, 27251883, 81755649]

約数ペア:

[(1, 81755649), (3, 27251883), (9, 9083961), (27, 3027987), (31, 2637279), (81, 1009329), (93, 879093), (243, 336443), (279, 293031), (837, 97677), (2511, 32559), (7533, 10853)]