239681456

素因数分解:

$2^4\times 7^1\times {\mathrm{2140013}}^1$

素因数の和:2140028

約数の個数: 20

約数和(自身を含む): 530723472

約数和(自身を除く): 291042016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2140013, 4280026, 8560052, 14980091, 17120104, 29960182, 34240208, 59920364, 119840728, 239681456]

約数ペア:

[(1, 239681456), (2, 119840728), (4, 59920364), (7, 34240208), (8, 29960182), (14, 17120104), (16, 14980091), (28, 8560052), (56, 4280026), (112, 2140013)]