256382343

素因数分解:

$3^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{4909}}^1$

素因数の和:5751

約数の個数: 24

約数和(自身を含む): 423831200

約数和(自身を除く): 167448857

約数列:

[1, 3, 7, 9, 21, 63, 829, 2487, 4909, 5803, 7461, 14727, 17409, 34363, 44181, 52227, 103089, 309267, 4069561, 12208683, 28486927, 36626049, 85460781, 256382343]

約数ペア:

[(1, 256382343), (3, 85460781), (7, 36626049), (9, 28486927), (21, 12208683), (63, 4069561), (829, 309267), (2487, 103089), (4909, 52227), (5803, 44181), (7461, 34363), (14727, 17409)]