16887339

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 28800000

約数和(自身を除く): 11912661

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 449, 597, 1347, 1393, 1791, 3143, 4041, 4179, 5373, 9429, 12123, 12537, 28287, 37611, 84861, 89351, 268053, 625457, 804159, 1876371, 2412477, 5629113, 16887339]

約数ペア:

[(1, 16887339), (3, 5629113), (7, 2412477), (9, 1876371), (21, 804159), (27, 625457), (63, 268053), (189, 89351), (199, 84861), (449, 37611), (597, 28287), (1347, 12537), (1393, 12123), (1791, 9429), (3143, 5373), (4041, 4179)]