243904362

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3126979}}^1$

素因数の和:3126997

約数の個数: 16

約数和(自身を含む): 525332640

約数和(自身を除く): 281428278

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3126979, 6253958, 9380937, 18761874, 40650727, 81301454, 121952181, 243904362]

約数ペア:

[(1, 243904362), (2, 121952181), (3, 81301454), (6, 40650727), (13, 18761874), (26, 9380937), (39, 6253958), (78, 3126979)]