28270490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{166297}}^1$

素因数の和:166321

約数の個数: 16

約数和(自身を含む): 53880552

約数和(自身を除く): 25610062

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 166297, 332594, 831485, 1662970, 2827049, 5654098, 14135245, 28270490]

約数ペア:

[(1, 28270490), (2, 14135245), (5, 5654098), (10, 2827049), (17, 1662970), (34, 831485), (85, 332594), (170, 166297)]