13387491

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 21880320

約数和(自身を除く): 8492829

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 887, 1161, 1677, 2661, 5031, 7983, 11531, 15093, 23949, 34593, 38141, 103779, 114423, 311337, 343269, 495833, 1029807, 1487499, 4462497, 13387491]

約数ペア:

[(1, 13387491), (3, 4462497), (9, 1487499), (13, 1029807), (27, 495833), (39, 343269), (43, 311337), (117, 114423), (129, 103779), (351, 38141), (387, 34593), (559, 23949), (887, 15093), (1161, 11531), (1677, 7983), (2661, 5031)]