53145261

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 89889600

約数和(自身を除く): 36744339

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 613, 741, 1521, 1839, 2223, 3211, 4563, 5517, 6669, 7969, 9633, 11647, 16551, 23907, 28899, 34941, 71721, 86697, 103597, 104823, 151411, 215163, 310791, 314469, 454233, 932373, 1362699, 1968343, 2797119, 4088097, 5905029, 17715087, 53145261]

約数ペア:

[(1, 53145261), (3, 17715087), (9, 5905029), (13, 4088097), (19, 2797119), (27, 1968343), (39, 1362699), (57, 932373), (117, 454233), (169, 314469), (171, 310791), (247, 215163), (351, 151411), (507, 104823), (513, 103597), (613, 86697), (741, 71721), (1521, 34941), (1839, 28899), (2223, 23907), (3211, 16551), (4563, 11647), (5517, 9633), (6669, 7969)]