40481361

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3607}}^1$

素因数の和:3685

約数の個数: 24

約数和(自身を含む): 61913280

約数和(自身を除く): 21431919

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3607, 3741, 10821, 11223, 32463, 104603, 155101, 313809, 465303, 941427, 1395909, 4497929, 13493787, 40481361]

約数ペア:

[(1, 40481361), (3, 13493787), (9, 4497929), (29, 1395909), (43, 941427), (87, 465303), (129, 313809), (261, 155101), (387, 104603), (1247, 32463), (3607, 11223), (3741, 10821)]