197455972

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{40763}}^1$

素因数の和:40947

約数の個数: 24

約数和(自身を含む): 397204416

約数和(自身を除く): 199748444

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 40763, 81526, 163052, 285341, 570682, 1141364, 7051999, 14103998, 28207996, 49363993, 98727986, 197455972]

約数ペア:

[(1, 197455972), (2, 98727986), (4, 49363993), (7, 28207996), (14, 14103998), (28, 7051999), (173, 1141364), (346, 570682), (692, 285341), (1211, 163052), (2422, 81526), (4844, 40763)]