1856608971

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{887}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 2988368640

約数和(自身を除く): 1131759669

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 491, 609, 887, 1421, 1473, 2661, 3437, 4263, 6209, 10311, 14239, 18627, 24059, 25723, 42717, 43463, 72177, 77169, 99673, 130389, 180061, 299019, 435517, 540183, 697711, 1260427, 1306551, 2093133, 3048619, 3781281, 9145857, 12629993, 21340333, 37889979, 64020999, 88409951, 265229853, 618869657, 1856608971]

約数ペア:

[(1, 1856608971), (3, 618869657), (7, 265229853), (21, 88409951), (29, 64020999), (49, 37889979), (87, 21340333), (147, 12629993), (203, 9145857), (491, 3781281), (609, 3048619), (887, 2093133), (1421, 1306551), (1473, 1260427), (2661, 697711), (3437, 540183), (4263, 435517), (6209, 299019), (10311, 180061), (14239, 130389), (18627, 99673), (24059, 77169), (25723, 72177), (42717, 43463)]