81184229

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 97156728

約数和(自身を除く): 15972499

約数列:

[1, 7, 49, 61, 157, 173, 427, 1099, 1211, 2989, 7693, 8477, 9577, 10553, 27161, 67039, 73871, 190127, 469273, 517097, 1330889, 1656821, 11597747, 81184229]

約数ペア:

[(1, 81184229), (7, 11597747), (49, 1656821), (61, 1330889), (157, 517097), (173, 469273), (427, 190127), (1099, 73871), (1211, 67039), (2989, 27161), (7693, 10553), (8477, 9577)]