490991618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{47093}}^1$

素因数の和:47509

約数の個数: 16

約数和(自身を含む): 795135096

約数和(自身を除く): 304143478

約数列:

[1, 2, 13, 26, 401, 802, 5213, 10426, 47093, 94186, 612209, 1224418, 18884293, 37768586, 245495809, 490991618]

約数ペア:

[(1, 490991618), (2, 245495809), (13, 37768586), (26, 18884293), (401, 1224418), (802, 612209), (5213, 94186), (10426, 47093)]