40811155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 61959168

約数和(自身を除く): 21148013

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 355, 385, 497, 781, 1493, 2485, 3905, 5467, 7465, 10451, 16423, 27335, 52255, 82115, 106003, 114961, 530015, 574805, 742021, 1166033, 3710105, 5830165, 8162231, 40811155]

約数ペア:

[(1, 40811155), (5, 8162231), (7, 5830165), (11, 3710105), (35, 1166033), (55, 742021), (71, 574805), (77, 530015), (355, 114961), (385, 106003), (497, 82115), (781, 52255), (1493, 27335), (2485, 16423), (3905, 10451), (5467, 7465)]