81386824

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{139361}}^1$

素因数の和:139440

約数の個数: 16

約数和(自身を含む): 154691820

約数和(自身を除く): 73304996

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 139361, 278722, 557444, 1114888, 10173353, 20346706, 40693412, 81386824]

約数ペア:

[(1, 81386824), (2, 40693412), (4, 20346706), (8, 10173353), (73, 1114888), (146, 557444), (292, 278722), (584, 139361)]