28208831

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 34320384

約数和(自身を除く): 6111553

約数列:

[1, 7, 17, 119, 223, 1063, 1561, 3791, 7441, 18071, 26537, 126497, 237049, 1659343, 4029833, 28208831]

約数ペア:

[(1, 28208831), (7, 4029833), (17, 1659343), (119, 237049), (223, 126497), (1063, 26537), (1561, 18071), (3791, 7441)]