15172003

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1$

素因数の和:2034

約数の個数: 16

約数和(自身を含む): 19109376

約数和(自身を除く): 3937373

約数列:

[1, 7, 11, 77, 103, 721, 1133, 1913, 7931, 13391, 21043, 147301, 197039, 1379273, 2167429, 15172003]

約数ペア:

[(1, 15172003), (7, 2167429), (11, 1379273), (77, 197039), (103, 147301), (721, 21043), (1133, 13391), (1913, 7931)]