12740658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 29230080

約数和(自身を除く): 16489422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 691, 878, 1317, 1382, 2073, 2634, 3073, 4146, 4837, 6146, 9219, 9674, 14511, 18438, 29022, 303349, 606698, 910047, 1820094, 2123443, 4246886, 6370329, 12740658]

約数ペア:

[(1, 12740658), (2, 6370329), (3, 4246886), (6, 2123443), (7, 1820094), (14, 910047), (21, 606698), (42, 303349), (439, 29022), (691, 18438), (878, 14511), (1317, 9674), (1382, 9219), (2073, 6146), (2634, 4837), (3073, 4146)]