23855209

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 29515968

約数和(自身を除く): 5660759

約数列:

[1, 7, 23, 49, 61, 161, 347, 427, 1127, 1403, 2429, 2989, 7981, 9821, 17003, 21167, 55867, 68747, 148169, 391069, 486841, 1037183, 3407887, 23855209]

約数ペア:

[(1, 23855209), (7, 3407887), (23, 1037183), (49, 486841), (61, 391069), (161, 148169), (347, 68747), (427, 55867), (1127, 21167), (1403, 17003), (2429, 9821), (2989, 7981)]