1639872834

素因数分解:

$2^1\times 3^1\times {\mathrm{2213}}^1\times {\mathrm{123503}}^1$

素因数の和:125721

約数の個数: 16

約数和(自身を含む): 3281254272

約数和(自身を除く): 1641381438

約数列:

[1, 2, 3, 6, 2213, 4426, 6639, 13278, 123503, 247006, 370509, 741018, 273312139, 546624278, 819936417, 1639872834]

約数ペア:

[(1, 1639872834), (2, 819936417), (3, 546624278), (6, 273312139), (2213, 741018), (4426, 370509), (6639, 247006), (13278, 123503)]