2191428642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{28095239}}^1$

素因数の和:28095257

約数の個数: 16

約数和(自身を含む): 4720000320

約数和(自身を除く): 2528571678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 28095239, 56190478, 84285717, 168571434, 365238107, 730476214, 1095714321, 2191428642]

約数ペア:

[(1, 2191428642), (2, 1095714321), (3, 730476214), (6, 365238107), (13, 168571434), (26, 84285717), (39, 56190478), (78, 28095239)]