64785231

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18041}}^1$

素因数の和:18076

約数の個数: 32

約数和(自身を含む): 115468800

約数和(自身を除く): 50683569

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 18041, 54123, 126287, 162369, 342779, 378861, 487107, 1028337, 1136583, 2399453, 3085011, 3409749, 7198359, 9255033, 21595077, 64785231]

約数ペア:

[(1, 64785231), (3, 21595077), (7, 9255033), (9, 7198359), (19, 3409749), (21, 3085011), (27, 2399453), (57, 1136583), (63, 1028337), (133, 487107), (171, 378861), (189, 342779), (399, 162369), (513, 126287), (1197, 54123), (3591, 18041)]