28410445

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 40330008

約数和(自身を除く): 11919563

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 1901, 2135, 2989, 9505, 13307, 14945, 66535, 93149, 115961, 465745, 579805, 811727, 4058635, 5682089, 28410445]

約数ペア:

[(1, 28410445), (5, 5682089), (7, 4058635), (35, 811727), (49, 579805), (61, 465745), (245, 115961), (305, 93149), (427, 66535), (1901, 14945), (2135, 13307), (2989, 9505)]