81569646

素因数分解:

$2^1\times 3^3\times {\mathrm{211}}^1\times {\mathrm{7159}}^1$

素因数の和:7381

約数の個数: 32

約数和(自身を含む): 182150400

約数和(自身を除く): 100580754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 211, 422, 633, 1266, 1899, 3798, 5697, 7159, 11394, 14318, 21477, 42954, 64431, 128862, 193293, 386586, 1510549, 3021098, 4531647, 9063294, 13594941, 27189882, 40784823, 81569646]

約数ペア:

[(1, 81569646), (2, 40784823), (3, 27189882), (6, 13594941), (9, 9063294), (18, 4531647), (27, 3021098), (54, 1510549), (211, 386586), (422, 193293), (633, 128862), (1266, 64431), (1899, 42954), (3798, 21477), (5697, 14318), (7159, 11394)]