40657981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4099}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 50512000

約数和(自身を除く): 9854019

約数列:

[1, 7, 13, 91, 109, 763, 1417, 4099, 9919, 28693, 53287, 373009, 446791, 3127537, 5808283, 40657981]

約数ペア:

[(1, 40657981), (7, 5808283), (13, 3127537), (91, 446791), (109, 373009), (763, 53287), (1417, 28693), (4099, 9919)]