87393787

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 105539760

約数和(自身を除く): 18145973

約数列:

[1, 13, 17, 19, 169, 221, 247, 323, 1601, 2873, 3211, 4199, 20813, 27217, 30419, 54587, 270569, 353821, 395447, 517123, 4599673, 5140811, 6722599, 87393787]

約数ペア:

[(1, 87393787), (13, 6722599), (17, 5140811), (19, 4599673), (169, 517123), (221, 395447), (247, 353821), (323, 270569), (1601, 54587), (2873, 30419), (3211, 27217), (4199, 20813)]