81407042

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:1097

約数の個数: 16

約数和(自身を含む): 123244800

約数和(自身を除く): 41837758

約数列:

[1, 2, 223, 349, 446, 523, 698, 1046, 77827, 116629, 155654, 182527, 233258, 365054, 40703521, 81407042]

約数ペア:

[(1, 81407042), (2, 40703521), (223, 365054), (349, 233258), (446, 182527), (523, 155654), (698, 116629), (1046, 77827)]