25597221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1559}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 36865920

約数和(自身を除く): 11268699

約数列:

[1, 3, 13, 39, 421, 1263, 1559, 4677, 5473, 16419, 20267, 60801, 656339, 1969017, 8532407, 25597221]

約数ペア:

[(1, 25597221), (3, 8532407), (13, 1969017), (39, 656339), (421, 60801), (1263, 20267), (1559, 16419), (4677, 5473)]