251931344

素因数分解:

$2^4\times 7^2\times {\mathrm{321341}}^1$

素因数の和:321363

約数の個数: 30

約数和(自身を含む): 567811314

約数和(自身を除く): 315879970

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 321341, 642682, 1285364, 2249387, 2570728, 4498774, 5141456, 8997548, 15745709, 17995096, 31491418, 35990192, 62982836, 125965672, 251931344]

約数ペア:

[(1, 251931344), (2, 125965672), (4, 62982836), (7, 35990192), (8, 31491418), (14, 17995096), (16, 15745709), (28, 8997548), (49, 5141456), (56, 4498774), (98, 2570728), (112, 2249387), (196, 1285364), (392, 642682), (784, 321341)]