28735421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5431}}^1$

素因数の和:5492

約数の個数: 16

約数和(自身を含む): 34677888

約数和(自身を除く): 5942467

約数列:

[1, 11, 13, 37, 143, 407, 481, 5291, 5431, 59741, 70603, 200947, 776633, 2210417, 2612311, 28735421]

約数ペア:

[(1, 28735421), (11, 2612311), (13, 2210417), (37, 776633), (143, 200947), (407, 70603), (481, 59741), (5291, 5431)]