2507869

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 3268608

約数和(自身を除く): 760739

約数列:

[1, 7, 13, 31, 49, 91, 127, 217, 403, 637, 889, 1519, 1651, 2821, 3937, 6223, 11557, 19747, 27559, 51181, 80899, 192913, 358267, 2507869]

約数ペア:

[(1, 2507869), (7, 358267), (13, 192913), (31, 80899), (49, 51181), (91, 27559), (127, 19747), (217, 11557), (403, 6223), (637, 3937), (889, 2821), (1519, 1651)]