1380340465

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{2447}}^1$

素因数の和:2757

約数の個数: 32

約数和(自身を含む): 1928945664

約数和(自身を除く): 548605199

約数列:

[1, 5, 7, 35, 71, 227, 355, 497, 1135, 1589, 2447, 2485, 7945, 12235, 16117, 17129, 80585, 85645, 112819, 173737, 555469, 564095, 868685, 1216159, 2777345, 3888283, 6080795, 19441415, 39438299, 197191495, 276068093, 1380340465]

約数ペア:

[(1, 1380340465), (5, 276068093), (7, 197191495), (35, 39438299), (71, 19441415), (227, 6080795), (355, 3888283), (497, 2777345), (1135, 1216159), (1589, 868685), (2447, 564095), (2485, 555469), (7945, 173737), (12235, 112819), (16117, 85645), (17129, 80585)]