161402948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303389}}^1$

素因数の和:303419

約数の個数: 24

約数和(自身を含む): 339796800

約数和(自身を除く): 178393852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 303389, 606778, 1213556, 2123723, 4247446, 5764391, 8494892, 11528782, 23057564, 40350737, 80701474, 161402948]

約数ペア:

[(1, 161402948), (2, 80701474), (4, 40350737), (7, 23057564), (14, 11528782), (19, 8494892), (28, 5764391), (38, 4247446), (76, 2123723), (133, 1213556), (266, 606778), (532, 303389)]