139400001

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{397151}}^1$

素因数の和:397173

約数の個数: 16

約数和(自身を含む): 222405120

約数和(自身を除く): 83005119

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 397151, 1191453, 3574359, 5162963, 10723077, 15488889, 46466667, 139400001]

約数ペア:

[(1, 139400001), (3, 46466667), (9, 15488889), (13, 10723077), (27, 5162963), (39, 3574359), (117, 1191453), (351, 397151)]