15914913

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39887}}^1$

素因数の和:39916

約数の個数: 16

約数和(自身を含む): 25528320

約数和(自身を除く): 9613407

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 39887, 119661, 279209, 757853, 837627, 2273559, 5304971, 15914913]

約数ペア:

[(1, 15914913), (3, 5304971), (7, 2273559), (19, 837627), (21, 757853), (57, 279209), (133, 119661), (399, 39887)]