55562521

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 68064840

約数和(自身を除く): 12502319

約数列:

[1, 7, 29, 49, 61, 203, 427, 641, 1421, 1769, 2989, 4487, 12383, 18589, 31409, 39101, 86681, 130123, 273707, 910861, 1133929, 1915949, 7937503, 55562521]

約数ペア:

[(1, 55562521), (7, 7937503), (29, 1915949), (49, 1133929), (61, 910861), (203, 273707), (427, 130123), (641, 86681), (1421, 39101), (1769, 31409), (2989, 18589), (4487, 12383)]