139406645

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 197007360

約数和(自身を除く): 57600715

約数列:

[1, 5, 7, 35, 43, 211, 215, 301, 439, 1055, 1477, 1505, 2195, 3073, 7385, 9073, 15365, 18877, 45365, 63511, 92629, 94385, 132139, 317555, 463145, 648403, 660695, 3242015, 3983047, 19915235, 27881329, 139406645]

約数ペア:

[(1, 139406645), (5, 27881329), (7, 19915235), (35, 3983047), (43, 3242015), (211, 660695), (215, 648403), (301, 463145), (439, 317555), (1055, 132139), (1477, 94385), (1505, 92629), (2195, 63511), (3073, 45365), (7385, 18877), (9073, 15365)]