139792401

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59971}}^1$

素因数の和:60021

約数の個数: 24

約数和(自身を含む): 237009344

約数和(自身を除く): 97216943

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 59971, 179913, 419797, 539739, 1259391, 2218927, 3778173, 6656781, 15532489, 19970343, 46597467, 139792401]

約数ペア:

[(1, 139792401), (3, 46597467), (7, 19970343), (9, 15532489), (21, 6656781), (37, 3778173), (63, 2218927), (111, 1259391), (259, 539739), (333, 419797), (777, 179913), (2331, 59971)]