156789423

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{46957}}^1$

素因数の和:47023

約数の個数: 24

約数和(自身を含む): 263716128

約数和(自身を除く): 106926705

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 46957, 140871, 328699, 422613, 986097, 2488721, 2958291, 7466163, 17421047, 22398489, 52263141, 156789423]

約数ペア:

[(1, 156789423), (3, 52263141), (7, 22398489), (9, 17421047), (21, 7466163), (53, 2958291), (63, 2488721), (159, 986097), (371, 422613), (477, 328699), (1113, 140871), (3339, 46957)]