28521291

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7079}}^1$

素因数の和:7178

約数の個数: 16

約数和(自身を含む): 40780800

約数和(自身を除く): 12259509

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 7079, 21237, 120343, 361029, 559241, 1677723, 9507097, 28521291]

約数ペア:

[(1, 28521291), (3, 9507097), (17, 1677723), (51, 559241), (79, 361029), (237, 120343), (1343, 21237), (4029, 7079)]