280474712

素因数分解:

$2^3\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{4129}}^1$

素因数の和:5355

約数の個数: 32

約数和(自身を含む): 601658400

約数和(自身を除く): 321183688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1213, 2426, 4129, 4852, 8258, 8491, 9704, 16516, 16982, 28903, 33032, 33964, 57806, 67928, 115612, 231224, 5008477, 10016954, 20033908, 35059339, 40067816, 70118678, 140237356, 280474712]

約数ペア:

[(1, 280474712), (2, 140237356), (4, 70118678), (7, 40067816), (8, 35059339), (14, 20033908), (28, 10016954), (56, 5008477), (1213, 231224), (2426, 115612), (4129, 67928), (4852, 57806), (8258, 33964), (8491, 33032), (9704, 28903), (16516, 16982)]