84181718

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{6661}}^1$

素因数の和:6823

約数の個数: 16

約数和(自身を含む): 129509280

約数和(自身を除く): 45327562

約数列:

[1, 2, 71, 89, 142, 178, 6319, 6661, 12638, 13322, 472931, 592829, 945862, 1185658, 42090859, 84181718]

約数ペア:

[(1, 84181718), (2, 42090859), (71, 1185658), (89, 945862), (142, 592829), (178, 472931), (6319, 13322), (6661, 12638)]