26897143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 8326409

約数列:

[1, 7, 13, 23, 71, 91, 161, 181, 299, 497, 923, 1267, 1633, 2093, 2353, 4163, 6461, 11431, 12851, 16471, 21229, 29141, 54119, 89957, 148603, 167063, 295573, 378833, 1169441, 2069011, 3842449, 26897143]

約数ペア:

[(1, 26897143), (7, 3842449), (13, 2069011), (23, 1169441), (71, 378833), (91, 295573), (161, 167063), (181, 148603), (299, 89957), (497, 54119), (923, 29141), (1267, 21229), (1633, 16471), (2093, 12851), (2353, 11431), (4163, 6461)]