27959127

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 45465600

約数和(自身を除く): 17506473

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 887, 1501, 1659, 2661, 4503, 6209, 10507, 16853, 18627, 31521, 50559, 70073, 117971, 210219, 353913, 490511, 1331387, 1471533, 3994161, 9319709, 27959127]

約数ペア:

[(1, 27959127), (3, 9319709), (7, 3994161), (19, 1471533), (21, 1331387), (57, 490511), (79, 353913), (133, 210219), (237, 117971), (399, 70073), (553, 50559), (887, 31521), (1501, 18627), (1659, 16853), (2661, 10507), (4503, 6209)]