13905081

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 21888000

約数和(自身を除く): 7982919

約数列:

[1, 3, 9, 27, 31, 37, 93, 111, 279, 333, 449, 837, 999, 1147, 1347, 3441, 4041, 10323, 12123, 13919, 16613, 30969, 41757, 49839, 125271, 149517, 375813, 448551, 515003, 1545009, 4635027, 13905081]

約数ペア:

[(1, 13905081), (3, 4635027), (9, 1545009), (27, 515003), (31, 448551), (37, 375813), (93, 149517), (111, 125271), (279, 49839), (333, 41757), (449, 30969), (837, 16613), (999, 13919), (1147, 12123), (1347, 10323), (3441, 4041)]