314314990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{20857}}^1$

素因数の和:21012

約数の個数: 32

約数和(自身を含む): 621735264

約数和(自身を除く): 307420274

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 20857, 41714, 104285, 208570, 229427, 458854, 1147135, 2294270, 2857409, 5714818, 14287045, 28574090, 31431499, 62862998, 157157495, 314314990]

約数ペア:

[(1, 314314990), (2, 157157495), (5, 62862998), (10, 31431499), (11, 28574090), (22, 14287045), (55, 5714818), (110, 2857409), (137, 2294270), (274, 1147135), (685, 458854), (1370, 229427), (1507, 208570), (3014, 104285), (7535, 41714), (15070, 20857)]