86988369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 133910784

約数和(自身を除く): 46922415

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 851, 897, 1443, 2553, 2621, 7863, 11063, 33189, 34073, 60283, 96977, 102219, 180849, 290931, 783679, 1260701, 2230471, 2351037, 3782103, 6691413, 28996123, 86988369]

約数ペア:

[(1, 86988369), (3, 28996123), (13, 6691413), (23, 3782103), (37, 2351037), (39, 2230471), (69, 1260701), (111, 783679), (299, 290931), (481, 180849), (851, 102219), (897, 96977), (1443, 60283), (2553, 34073), (2621, 33189), (7863, 11063)]