238471675

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{56443}}^1$

素因数の和:56479

約数の個数: 18

約数和(自身を含む): 320206812

約数和(自身を除く): 81735137

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 56443, 282215, 733759, 1411075, 3668795, 9538867, 18343975, 47694335, 238471675]

約数ペア:

[(1, 238471675), (5, 47694335), (13, 18343975), (25, 9538867), (65, 3668795), (169, 1411075), (325, 733759), (845, 282215), (4225, 56443)]