25815167

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2897}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 5715073

約数列:

[1, 7, 19, 67, 133, 469, 1273, 2897, 8911, 20279, 55043, 194099, 385301, 1358693, 3687881, 25815167]

約数ペア:

[(1, 25815167), (7, 3687881), (19, 1358693), (67, 385301), (133, 194099), (469, 55043), (1273, 20279), (2897, 8911)]