15721429077

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{7207}}^1$

素因数の和:7460

約数の個数: 48

約数和(自身を含む): 24180129792

約数和(自身を除く): 8458700715

約数列:

[1, 3, 9, 27, 47, 81, 141, 191, 243, 423, 573, 1269, 1719, 3807, 5157, 7207, 8977, 11421, 15471, 21621, 26931, 46413, 64863, 80793, 194589, 242379, 338729, 583767, 727137, 1016187, 1376537, 1751301, 2181411, 3048561, 4129611, 9145683, 12388833, 27437049, 37166499, 64697239, 82311147, 111499497, 194091717, 334498491, 582275151, 1746825453, 5240476359, 15721429077]

約数ペア:

[(1, 15721429077), (3, 5240476359), (9, 1746825453), (27, 582275151), (47, 334498491), (81, 194091717), (141, 111499497), (191, 82311147), (243, 64697239), (423, 37166499), (573, 27437049), (1269, 12388833), (1719, 9145683), (3807, 4129611), (5157, 3048561), (7207, 2181411), (8977, 1751301), (11421, 1376537), (15471, 1016187), (21621, 727137), (26931, 583767), (46413, 338729), (64863, 242379), (80793, 194589)]