1878157746

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{489869}}^1$

素因数の和:489951

約数の個数: 32

約数和(自身を含む): 4232476800

約数和(自身を除く): 2354319054

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 489869, 979738, 1469607, 2939214, 4408821, 8817642, 13226463, 26452926, 34780699, 69561398, 104342097, 208684194, 313026291, 626052582, 939078873, 1878157746]

約数ペア:

[(1, 1878157746), (2, 939078873), (3, 626052582), (6, 313026291), (9, 208684194), (18, 104342097), (27, 69561398), (54, 34780699), (71, 26452926), (142, 13226463), (213, 8817642), (426, 4408821), (639, 2939214), (1278, 1469607), (1917, 979738), (3834, 489869)]