27667857

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4079}}^1$

素因数の和:4125

約数の個数: 32

約数和(自身を含む): 47001600

約数和(自身を除く): 19333743

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 4079, 6783, 12237, 28553, 69343, 77501, 85659, 208029, 232503, 485401, 542507, 1317517, 1456203, 1627521, 3952551, 9222619, 27667857]

約数ペア:

[(1, 27667857), (3, 9222619), (7, 3952551), (17, 1627521), (19, 1456203), (21, 1317517), (51, 542507), (57, 485401), (119, 232503), (133, 208029), (323, 85659), (357, 77501), (399, 69343), (969, 28553), (2261, 12237), (4079, 6783)]