157099390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{320611}}^1$

素因数の和:320632

約数の個数: 24

約数和(自身を含む): 328947912

約数和(自身を除く): 171848522

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 320611, 641222, 1603055, 2244277, 3206110, 4488554, 11221385, 15709939, 22442770, 31419878, 78549695, 157099390]

約数ペア:

[(1, 157099390), (2, 78549695), (5, 31419878), (7, 22442770), (10, 15709939), (14, 11221385), (35, 4488554), (49, 3206110), (70, 2244277), (98, 1603055), (245, 641222), (490, 320611)]