1247374971

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{547}}^1\times {\mathrm{599}}^1$

素因数の和:1205

約数の個数: 40

約数和(自身を含む): 1909670400

約数和(自身を除く): 662295429

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 547, 599, 1269, 1641, 1797, 3807, 4923, 5391, 14769, 16173, 25709, 28153, 44307, 48519, 77127, 84459, 231381, 253377, 327653, 694143, 760131, 982959, 2082429, 2280393, 2948877, 8846631, 15399691, 26539893, 46199073, 138597219, 415791657, 1247374971]

約数ペア:

[(1, 1247374971), (3, 415791657), (9, 138597219), (27, 46199073), (47, 26539893), (81, 15399691), (141, 8846631), (423, 2948877), (547, 2280393), (599, 2082429), (1269, 982959), (1641, 760131), (1797, 694143), (3807, 327653), (4923, 253377), (5391, 231381), (14769, 84459), (16173, 77127), (25709, 48519), (28153, 44307)]