128418186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1646387}}^1$

素因数の和:1646405

約数の個数: 16

約数和(自身を含む): 276593184

約数和(自身を除く): 148174998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1646387, 3292774, 4939161, 9878322, 21403031, 42806062, 64209093, 128418186]

約数ペア:

[(1, 128418186), (2, 64209093), (3, 42806062), (6, 21403031), (13, 9878322), (26, 4939161), (39, 3292774), (78, 1646387)]