257918452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1973}}^1\times {\mathrm{2971}}^1$

素因数の和:4959

約数の個数: 24

約数和(自身を含む): 492805152

約数和(自身を除く): 234886700

約数列:

[1, 2, 4, 11, 22, 44, 1973, 2971, 3946, 5942, 7892, 11884, 21703, 32681, 43406, 65362, 86812, 130724, 5861783, 11723566, 23447132, 64479613, 128959226, 257918452]

約数ペア:

[(1, 257918452), (2, 128959226), (4, 64479613), (11, 23447132), (22, 11723566), (44, 5861783), (1973, 130724), (2971, 86812), (3946, 65362), (5942, 43406), (7892, 32681), (11884, 21703)]