39912369

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1493}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 65018880

約数和(自身を除く): 25106511

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 1493, 3819, 4479, 8911, 10451, 26733, 28367, 31353, 85101, 100031, 198569, 300093, 595707, 700217, 1900589, 2100651, 5701767, 13304123, 39912369]

約数ペア:

[(1, 39912369), (3, 13304123), (7, 5701767), (19, 2100651), (21, 1900589), (57, 700217), (67, 595707), (133, 300093), (201, 198569), (399, 100031), (469, 85101), (1273, 31353), (1407, 28367), (1493, 26733), (3819, 10451), (4479, 8911)]