1721030138

素因数分解:

$2^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1\times {\mathrm{5039}}^1$

素因数の和:5869

約数の個数: 16

約数和(自身を含む): 2594592000

約数和(自身を除く): 873561862

約数列:

[1, 2, 389, 439, 778, 878, 5039, 10078, 170771, 341542, 1960171, 2212121, 3920342, 4424242, 860515069, 1721030138]

約数ペア:

[(1, 1721030138), (2, 860515069), (389, 4424242), (439, 3920342), (778, 2212121), (878, 1960171), (5039, 341542), (10078, 170771)]