53318209

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{89}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 65370240

約数和(自身を除く): 12052031

約数列:

[1, 7, 23, 61, 89, 161, 427, 623, 1403, 2047, 3721, 5429, 9821, 14329, 26047, 38003, 85583, 124867, 331169, 599081, 874069, 2318183, 7616887, 53318209]

約数ペア:

[(1, 53318209), (7, 7616887), (23, 2318183), (61, 874069), (89, 599081), (161, 331169), (427, 124867), (623, 85583), (1403, 38003), (2047, 26047), (3721, 14329), (5429, 9821)]