28011235

素因数分解:

$5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1901}}^1$

素因数の和:2334

約数の個数: 16

約数和(自身を含む): 38526912

約数和(自身を除く): 10515677

約数列:

[1, 5, 7, 35, 421, 1901, 2105, 2947, 9505, 13307, 14735, 66535, 800321, 4001605, 5602247, 28011235]

約数ペア:

[(1, 28011235), (5, 5602247), (7, 4001605), (35, 800321), (421, 66535), (1901, 14735), (2105, 13307), (2947, 9505)]