81570294

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 196922880

約数和(自身を除く): 115352586

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 131, 234, 262, 351, 393, 702, 786, 887, 1179, 1703, 1774, 2358, 2661, 3406, 3537, 5109, 5322, 7074, 7983, 10218, 11531, 15327, 15966, 23062, 23949, 30654, 34593, 45981, 47898, 69186, 91962, 103779, 116197, 207558, 232394, 311337, 348591, 622674, 697182, 1045773, 1510561, 2091546, 3021122, 3137319, 4531683, 6274638, 9063366, 13595049, 27190098, 40785147, 81570294]

約数ペア:

[(1, 81570294), (2, 40785147), (3, 27190098), (6, 13595049), (9, 9063366), (13, 6274638), (18, 4531683), (26, 3137319), (27, 3021122), (39, 2091546), (54, 1510561), (78, 1045773), (117, 697182), (131, 622674), (234, 348591), (262, 311337), (351, 232394), (393, 207558), (702, 116197), (786, 103779), (887, 91962), (1179, 69186), (1703, 47898), (1774, 45981), (2358, 34593), (2661, 30654), (3406, 23949), (3537, 23062), (5109, 15966), (5322, 15327), (7074, 11531), (7983, 10218)]