8140505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 10347264

約数和(自身を除く): 2206759

約数列:

[1, 5, 23, 71, 115, 355, 997, 1633, 4985, 8165, 22931, 70787, 114655, 353935, 1628101, 8140505]

約数ペア:

[(1, 8140505), (5, 1628101), (23, 353935), (71, 114655), (115, 70787), (355, 22931), (997, 8165), (1633, 4985)]