51909231

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 77780736

約数和(自身を除く): 25871505

約数列:

[1, 3, 11, 33, 61, 107, 183, 241, 321, 671, 723, 1177, 2013, 2651, 3531, 6527, 7953, 14701, 19581, 25787, 44103, 71797, 77361, 161711, 215391, 283657, 485133, 850971, 1573007, 4719021, 17303077, 51909231]

約数ペア:

[(1, 51909231), (3, 17303077), (11, 4719021), (33, 1573007), (61, 850971), (107, 485133), (183, 283657), (241, 215391), (321, 161711), (671, 77361), (723, 71797), (1177, 44103), (2013, 25787), (2651, 19581), (3531, 14701), (6527, 7953)]