1985071921

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{1249}}^1\times {\mathrm{2083}}^1$

素因数の和:3448

約数の個数: 16

約数和(自身を含む): 2292400000

約数和(自身を除く): 307328079

約数列:

[1, 7, 109, 763, 1249, 2083, 8743, 14581, 136141, 227047, 952987, 1589329, 2601667, 18211669, 283581703, 1985071921]

約数ペア:

[(1, 1985071921), (7, 283581703), (109, 18211669), (763, 2601667), (1249, 1589329), (2083, 952987), (8743, 227047), (14581, 136141)]