61873721

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 78188040

約数和(自身を除く): 16314319

約数列:

[1, 7, 13, 49, 91, 137, 637, 709, 959, 1781, 4963, 6713, 9217, 12467, 34741, 64519, 87269, 97133, 451633, 679931, 1262729, 4759517, 8839103, 61873721]

約数ペア:

[(1, 61873721), (7, 8839103), (13, 4759517), (49, 1262729), (91, 679931), (137, 451633), (637, 97133), (709, 87269), (959, 64519), (1781, 34741), (4963, 12467), (6713, 9217)]