638863674

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{340183}}^1$

素因数の和:340501

約数の個数: 16

約数和(自身を含む): 1281813312

約数和(自身を除く): 642949638

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 340183, 680366, 1020549, 2041098, 106477279, 212954558, 319431837, 638863674]

約数ペア:

[(1, 638863674), (2, 319431837), (3, 212954558), (6, 106477279), (313, 2041098), (626, 1020549), (939, 680366), (1878, 340183)]