81243964

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{24151}}^1$

素因数の和:24213

約数の個数: 18

約数和(自身を含む): 147254744

約数和(自身を除く): 66010780

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 24151, 48302, 96604, 700379, 1400758, 2801516, 20310991, 40621982, 81243964]

約数ペア:

[(1, 81243964), (2, 40621982), (4, 20310991), (29, 2801516), (58, 1400758), (116, 700379), (841, 96604), (1682, 48302), (3364, 24151)]