274758981

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{40507}}^1$

素因数の和:40553

約数の個数: 32

約数和(自身を含む): 466652160

約数和(自身を除く): 191893179

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 40507, 121521, 283549, 688619, 769633, 850647, 2065857, 2308899, 4820333, 5387431, 13083761, 14460999, 16162293, 39251283, 91586327, 274758981]

約数ペア:

[(1, 274758981), (3, 91586327), (7, 39251283), (17, 16162293), (19, 14460999), (21, 13083761), (51, 5387431), (57, 4820333), (119, 2308899), (133, 2065857), (323, 850647), (357, 769633), (399, 688619), (969, 283549), (2261, 121521), (6783, 40507)]