857522727

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{677}}^1\times {\mathrm{1091}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 1303061760

約数和(自身を除く): 445539033

約数列:

[1, 3, 9, 27, 43, 129, 387, 677, 1091, 1161, 2031, 3273, 6093, 9819, 18279, 29111, 29457, 46913, 87333, 140739, 261999, 422217, 738607, 785997, 1266651, 2215821, 6647463, 19942389, 31760101, 95280303, 285840909, 857522727]

約数ペア:

[(1, 857522727), (3, 285840909), (9, 95280303), (27, 31760101), (43, 19942389), (129, 6647463), (387, 2215821), (677, 1266651), (1091, 785997), (1161, 738607), (2031, 422217), (3273, 261999), (6093, 140739), (9819, 87333), (18279, 46913), (29111, 29457)]