3139857

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 5472000

約数和(自身を除く): 2332143

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 449, 777, 999, 1347, 2331, 3143, 4041, 6993, 9429, 12123, 16613, 28287, 49839, 84861, 116291, 149517, 348873, 448551, 1046619, 3139857]

約数ペア:

[(1, 3139857), (3, 1046619), (7, 448551), (9, 348873), (21, 149517), (27, 116291), (37, 84861), (63, 49839), (111, 28287), (189, 16613), (259, 12123), (333, 9429), (449, 6993), (777, 4041), (999, 3143), (1347, 2331)]