168420642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2159239}}^1$

素因数の和:2159257

約数の個数: 16

約数和(自身を含む): 362752320

約数和(自身を除く): 194331678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2159239, 4318478, 6477717, 12955434, 28070107, 56140214, 84210321, 168420642]

約数ペア:

[(1, 168420642), (2, 84210321), (3, 56140214), (6, 28070107), (13, 12955434), (26, 6477717), (39, 4318478), (78, 2159239)]