81202913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{601}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 90502272

約数和(自身を除く): 9299359

約数列:

[1, 11, 71, 173, 601, 781, 1903, 6611, 12283, 42671, 103973, 135113, 469381, 1143703, 7382083, 81202913]

約数ペア:

[(1, 81202913), (11, 7382083), (71, 1143703), (173, 469381), (601, 135113), (781, 103973), (1903, 42671), (6611, 12283)]