2687906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1625

約数の個数: 16

約数和(自身を含む): 4409664

約数和(自身を除く): 1721758

約数列:

[1, 2, 13, 26, 67, 134, 871, 1543, 1742, 3086, 20059, 40118, 103381, 206762, 1343953, 2687906]

約数ペア:

[(1, 2687906), (2, 1343953), (13, 206762), (26, 103381), (67, 40118), (134, 20059), (871, 3086), (1543, 1742)]