1398416

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1310

約数の個数: 20

約数和(自身を含む): 2749824

約数和(自身を除く): 1351408

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1231, 2462, 4924, 9848, 19696, 87401, 174802, 349604, 699208, 1398416]

約数ペア:

[(1, 1398416), (2, 699208), (4, 349604), (8, 174802), (16, 87401), (71, 19696), (142, 9848), (284, 4924), (568, 2462), (1136, 1231)]