40239387

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 60169200

約数和(自身を除く): 19929813

約数列:

[1, 3, 9, 37, 111, 149, 333, 447, 811, 1341, 2433, 5513, 7299, 16539, 30007, 49617, 90021, 120839, 270063, 362517, 1087551, 4471043, 13413129, 40239387]

約数ペア:

[(1, 40239387), (3, 13413129), (9, 4471043), (37, 1087551), (111, 362517), (149, 270063), (333, 120839), (447, 90021), (811, 49617), (1341, 30007), (2433, 16539), (5513, 7299)]