140688561

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1951}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 206927616

約数和(自身を除く): 66239055

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 1849, 1951, 5547, 5853, 24037, 25363, 72111, 76089, 83893, 251679, 1090609, 3271827, 3607399, 10822197, 46896187, 140688561]

約数ペア:

[(1, 140688561), (3, 46896187), (13, 10822197), (39, 3607399), (43, 3271827), (129, 1090609), (559, 251679), (1677, 83893), (1849, 76089), (1951, 72111), (5547, 25363), (5853, 24037)]