1384644505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{280009}}^1$

素因数の和:280080

約数の個数: 16

約数和(自身を含む): 1774143360

約数和(自身を除く): 389498855

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 280009, 1400045, 6440207, 12040387, 32201035, 60201935, 276928901, 1384644505]

約数ペア:

[(1, 1384644505), (5, 276928901), (23, 60201935), (43, 32201035), (115, 12040387), (215, 6440207), (989, 1400045), (4945, 280009)]