1639776678

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1063409}}^1$

素因数の和:1063671

約数の個数: 16

約数和(自身を含む): 3292317360

約数和(自身を除く): 1652540682

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 1063409, 2126818, 3190227, 6380454, 273296113, 546592226, 819888339, 1639776678]

約数ペア:

[(1, 1639776678), (2, 819888339), (3, 546592226), (6, 273296113), (257, 6380454), (514, 3190227), (771, 2126818), (1542, 1063409)]