168154909

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 193802112

約数和(自身を除く): 25647203

約数列:

[1, 13, 23, 71, 89, 299, 923, 1157, 1633, 2047, 6319, 7921, 21229, 26611, 82147, 102973, 145337, 182183, 562391, 1889381, 2368379, 7311083, 12934993, 168154909]

約数ペア:

[(1, 168154909), (13, 12934993), (23, 7311083), (71, 2368379), (89, 1889381), (299, 562391), (923, 182183), (1157, 145337), (1633, 102973), (2047, 82147), (6319, 26611), (7921, 21229)]