40640411

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9857}}^1$

素因数の和:9914

約数の個数: 16

約数和(自身を含む): 50472960

約数和(自身を除く): 9832549

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 9857, 68999, 187283, 305567, 1310981, 2138969, 5805773, 40640411]

約数ペア:

[(1, 40640411), (7, 5805773), (19, 2138969), (31, 1310981), (133, 305567), (217, 187283), (589, 68999), (4123, 9857)]