40303389

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 65479680

約数和(自身を除く): 25176291

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 581, 1217, 1577, 1743, 3651, 4731, 8519, 11039, 23123, 25557, 33117, 69369, 101011, 161861, 303033, 485583, 707077, 1919209, 2121231, 5757627, 13434463, 40303389]

約数ペア:

[(1, 40303389), (3, 13434463), (7, 5757627), (19, 2121231), (21, 1919209), (57, 707077), (83, 485583), (133, 303033), (249, 161861), (399, 101011), (581, 69369), (1217, 33117), (1577, 25557), (1743, 23123), (3651, 11039), (4731, 8519)]