280217278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{13037}}^1$

素因数の和:14027

約数の個数: 16

約数和(自身を含む): 459041904

約数和(自身を除く): 178824626

約数列:

[1, 2, 11, 22, 977, 1954, 10747, 13037, 21494, 26074, 143407, 286814, 12737149, 25474298, 140108639, 280217278]

約数ペア:

[(1, 280217278), (2, 140108639), (11, 25474298), (22, 12737149), (977, 286814), (1954, 143407), (10747, 26074), (13037, 21494)]