81655379

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 89849760

約数和(自身を除く): 8194381

約数列:

[1, 13, 67, 241, 389, 871, 3133, 5057, 16147, 26063, 93749, 209911, 338819, 1218737, 6281183, 81655379]

約数ペア:

[(1, 81655379), (13, 6281183), (67, 1218737), (241, 338819), (389, 209911), (871, 93749), (3133, 26063), (5057, 16147)]