156620718

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 345286656

約数和(自身を除く): 188665938

約数列:

[1, 2, 3, 6, 9, 18, 127, 131, 254, 262, 381, 393, 523, 762, 786, 1046, 1143, 1179, 1569, 2286, 2358, 3138, 4707, 9414, 16637, 33274, 49911, 66421, 68513, 99822, 132842, 137026, 149733, 199263, 205539, 299466, 398526, 411078, 597789, 616617, 1195578, 1233234, 8701151, 17402302, 26103453, 52206906, 78310359, 156620718]

約数ペア:

[(1, 156620718), (2, 78310359), (3, 52206906), (6, 26103453), (9, 17402302), (18, 8701151), (127, 1233234), (131, 1195578), (254, 616617), (262, 597789), (381, 411078), (393, 398526), (523, 299466), (762, 205539), (786, 199263), (1046, 149733), (1143, 137026), (1179, 132842), (1569, 99822), (2286, 68513), (2358, 66421), (3138, 49911), (4707, 33274), (9414, 16637)]