290674678

素因数分解:

$2^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{30047}}^1$

素因数の和:30747

約数の個数: 16

約数和(自身を含む): 499037184

約数和(自身を除く): 208362506

約数列:

[1, 2, 7, 14, 691, 1382, 4837, 9674, 30047, 60094, 210329, 420658, 20762477, 41524954, 145337339, 290674678]

約数ペア:

[(1, 290674678), (2, 145337339), (7, 41524954), (14, 20762477), (691, 420658), (1382, 210329), (4837, 60094), (9674, 30047)]