40354489

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 49871808

約数和(自身を除く): 9517319

約数列:

[1, 7, 23, 49, 61, 161, 427, 587, 1127, 1403, 2989, 4109, 9821, 13501, 28763, 35807, 68747, 94507, 250649, 661549, 823561, 1754543, 5764927, 40354489]

約数ペア:

[(1, 40354489), (7, 5764927), (23, 1754543), (49, 823561), (61, 661549), (161, 250649), (427, 94507), (587, 68747), (1127, 35807), (1403, 28763), (2989, 13501), (4109, 9821)]