40071969

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11159}}^1$

素因数の和:11194

約数の個数: 32

約数和(自身を含む): 71424000

約数和(自身を除く): 31352031

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 11159, 33477, 78113, 100431, 212021, 234339, 301293, 636063, 703017, 1484147, 1908189, 2109051, 4452441, 5724567, 13357323, 40071969]

約数ペア:

[(1, 40071969), (3, 13357323), (7, 5724567), (9, 4452441), (19, 2109051), (21, 1908189), (27, 1484147), (57, 703017), (63, 636063), (133, 301293), (171, 234339), (189, 212021), (399, 100431), (513, 78113), (1197, 33477), (3591, 11159)]