1272904563

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{187661}}^1$

素因数の和:187707

約数の個数: 32

約数和(自身を含む): 2161866240

約数和(自身を除く): 888961677

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 187661, 562983, 1313627, 3190237, 3565559, 3940881, 9570711, 10696677, 22331659, 24958913, 60614503, 66994977, 74876739, 181843509, 424301521, 1272904563]

約数ペア:

[(1, 1272904563), (3, 424301521), (7, 181843509), (17, 74876739), (19, 66994977), (21, 60614503), (51, 24958913), (57, 22331659), (119, 10696677), (133, 9570711), (323, 3940881), (357, 3565559), (399, 3190237), (969, 1313627), (2261, 562983), (6783, 187661)]