391425104

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{32063}}^1$

素因数の和:32187

約数の個数: 40

約数和(自身を含む): 874705920

約数和(自身を除く): 483280816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 32063, 64126, 128252, 224441, 256504, 448882, 513008, 897764, 1795528, 3494867, 3591056, 6989734, 13979468, 24464069, 27958936, 48928138, 55917872, 97856276, 195712552, 391425104]

約数ペア:

[(1, 391425104), (2, 195712552), (4, 97856276), (7, 55917872), (8, 48928138), (14, 27958936), (16, 24464069), (28, 13979468), (56, 6989734), (109, 3591056), (112, 3494867), (218, 1795528), (436, 897764), (763, 513008), (872, 448882), (1526, 256504), (1744, 224441), (3052, 128252), (6104, 64126), (12208, 32063)]