720199202259

素因数分解:

$3^1\times {\mathrm{389}}^1\times {\mathrm{1999}}^1\times {\mathrm{308723}}^1$

素因数の和:311114

約数の個数: 16

約数和(自身を含む): 963218880000

約数和(自身を除く): 243019677741

約数列:

[1, 3, 389, 1167, 1999, 5997, 308723, 777611, 926169, 2332833, 120093247, 360279741, 617137277, 1851411831, 240066400753, 720199202259]

約数ペア:

[(1, 720199202259), (3, 240066400753), (389, 1851411831), (1167, 617137277), (1999, 360279741), (5997, 120093247), (308723, 2332833), (777611, 926169)]