280809956

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103391}}^1$

素因数の和:103499

約数の個数: 24

約数和(自身を含む): 567415296

約数和(自身を除く): 286605340

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 103391, 206782, 413564, 723737, 1447474, 2894948, 10028927, 20057854, 40115708, 70202489, 140404978, 280809956]

約数ペア:

[(1, 280809956), (2, 140404978), (4, 70202489), (7, 40115708), (14, 20057854), (28, 10028927), (97, 2894948), (194, 1447474), (388, 723737), (679, 413564), (1358, 206782), (2716, 103391)]