947906961

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2677}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 1374392448

約数和(自身を除く): 426485487

約数列:

[1, 3, 17, 51, 53, 131, 159, 393, 901, 2227, 2677, 2703, 6681, 6943, 8031, 20829, 45509, 118031, 136527, 141881, 350687, 354093, 425643, 1052061, 2411977, 5961679, 7235931, 17885037, 18586411, 55759233, 315968987, 947906961]

約数ペア:

[(1, 947906961), (3, 315968987), (17, 55759233), (51, 18586411), (53, 17885037), (131, 7235931), (159, 5961679), (393, 2411977), (901, 1052061), (2227, 425643), (2677, 354093), (2703, 350687), (6681, 141881), (6943, 136527), (8031, 118031), (20829, 45509)]