28042777

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 32959872

約数和(自身を除く): 4917095

約数列:

[1, 7, 53, 131, 371, 577, 917, 4039, 6943, 30581, 48601, 75587, 214067, 529109, 4006111, 28042777]

約数ペア:

[(1, 28042777), (7, 4006111), (53, 529109), (131, 214067), (371, 75587), (577, 48601), (917, 30581), (4039, 6943)]