28549915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3919}}^1$

素因数の和:4002

約数の個数: 16

約数和(自身を含む): 36126720

約数和(自身を除く): 7576805

約数列:

[1, 5, 31, 47, 155, 235, 1457, 3919, 7285, 19595, 121489, 184193, 607445, 920965, 5709983, 28549915]

約数ペア:

[(1, 28549915), (5, 5709983), (31, 920965), (47, 607445), (155, 184193), (235, 121489), (1457, 19595), (3919, 7285)]