139837321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 161300160

約数和(自身を除く): 21462839

約数列:

[1, 13, 19, 83, 247, 359, 361, 1079, 1577, 4667, 4693, 6821, 20501, 29797, 29963, 88673, 129599, 387361, 389519, 566143, 1684787, 7359859, 10756717, 139837321]

約数ペア:

[(1, 139837321), (13, 10756717), (19, 7359859), (83, 1684787), (247, 566143), (359, 389519), (361, 387361), (1079, 129599), (1577, 88673), (4667, 29963), (4693, 29797), (6821, 20501)]