661412

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 1228920

約数和(自身を除く): 567508

約数列:

[1, 2, 4, 37, 41, 74, 82, 109, 148, 164, 218, 436, 1517, 3034, 4033, 4469, 6068, 8066, 8938, 16132, 17876, 165353, 330706, 661412]

約数ペア:

[(1, 661412), (2, 330706), (4, 165353), (37, 17876), (41, 16132), (74, 8938), (82, 8066), (109, 6068), (148, 4469), (164, 4033), (218, 3034), (436, 1517)]