251996388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2999957}}^1$

素因数の和:2999971

約数の個数: 24

約数和(自身を含む): 671990592

約数和(自身を除く): 419994204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2999957, 5999914, 8999871, 11999828, 17999742, 20999699, 35999484, 41999398, 62999097, 83998796, 125998194, 251996388]

約数ペア:

[(1, 251996388), (2, 125998194), (3, 83998796), (4, 62999097), (6, 41999398), (7, 35999484), (12, 20999699), (14, 17999742), (21, 11999828), (28, 8999871), (42, 5999914), (84, 2999957)]