3806859

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 6566400

約数和(自身を除く): 2759541

約数列:

[1, 3, 7, 19, 21, 29, 47, 49, 57, 87, 133, 141, 147, 203, 329, 399, 551, 609, 893, 931, 987, 1363, 1421, 1653, 2303, 2679, 2793, 3857, 4089, 4263, 6251, 6909, 9541, 11571, 18753, 25897, 26999, 28623, 43757, 66787, 77691, 80997, 131271, 181279, 200361, 543837, 1268953, 3806859]

約数ペア:

[(1, 3806859), (3, 1268953), (7, 543837), (19, 200361), (21, 181279), (29, 131271), (47, 80997), (49, 77691), (57, 66787), (87, 43757), (133, 28623), (141, 26999), (147, 25897), (203, 18753), (329, 11571), (399, 9541), (551, 6909), (609, 6251), (893, 4263), (931, 4089), (987, 3857), (1363, 2793), (1421, 2679), (1653, 2303)]