173642938

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1487}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 314265600

約数和(自身を除く): 140622662

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 439, 878, 1487, 2974, 3073, 6146, 8341, 10409, 16682, 20818, 28253, 56506, 58387, 116774, 197771, 395542, 652793, 1305586, 4569551, 9139102, 12403067, 24806134, 86821469, 173642938]

約数ペア:

[(1, 173642938), (2, 86821469), (7, 24806134), (14, 12403067), (19, 9139102), (38, 4569551), (133, 1305586), (266, 652793), (439, 395542), (878, 197771), (1487, 116774), (2974, 58387), (3073, 56506), (6146, 28253), (8341, 20818), (10409, 16682)]