280681284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{138403}}^1$

素因数の和:138436

約数の個数: 36

約数和(自身を含む): 709182096

約数和(自身を除く): 428500812

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 138403, 276806, 415209, 553612, 830418, 1660836, 1799239, 3598478, 5397717, 7196956, 10795434, 21590868, 23390107, 46780214, 70170321, 93560428, 140340642, 280681284]

約数ペア:

[(1, 280681284), (2, 140340642), (3, 93560428), (4, 70170321), (6, 46780214), (12, 23390107), (13, 21590868), (26, 10795434), (39, 7196956), (52, 5397717), (78, 3598478), (156, 1799239), (169, 1660836), (338, 830418), (507, 553612), (676, 415209), (1014, 276806), (2028, 138403)]