13918947

素因数分解:

$3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1361}}^1$

素因数の和:1858

約数の個数: 16

約数和(自身を含む): 21268992

約数和(自身を除く): 7350045

約数列:

[1, 3, 7, 21, 487, 1361, 1461, 3409, 4083, 9527, 10227, 28581, 662807, 1988421, 4639649, 13918947]

約数ペア:

[(1, 13918947), (3, 4639649), (7, 1988421), (21, 662807), (487, 28581), (1361, 10227), (1461, 9527), (3409, 4083)]