81605386

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1\times {\mathrm{1523}}^1$

素因数の和:1965

約数の個数: 16

約数和(自身を含む): 124504704

約数和(自身を除く): 42899318

約数列:

[1, 2, 73, 146, 367, 734, 1523, 3046, 26791, 53582, 111179, 222358, 558941, 1117882, 40802693, 81605386]

約数ペア:

[(1, 81605386), (2, 40802693), (73, 1117882), (146, 558941), (367, 222358), (734, 111179), (1523, 53582), (3046, 26791)]