208897339

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{8059}}^1$

素因数の和:8119

約数の個数: 18

約数和(自身を含む): 254059260

約数和(自身を除く): 45161921

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3703, 8059, 25921, 56413, 185357, 394891, 1297499, 4263211, 9082493, 29842477, 208897339]

約数ペア:

[(1, 208897339), (7, 29842477), (23, 9082493), (49, 4263211), (161, 1297499), (529, 394891), (1127, 185357), (3703, 56413), (8059, 25921)]