1678889768

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{2711}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 3173040000

約数和(自身を除く): 1494150232

約数列:

[1, 2, 4, 8, 199, 389, 398, 778, 796, 1556, 1592, 2711, 3112, 5422, 10844, 21688, 77411, 154822, 309644, 539489, 619288, 1054579, 1078978, 2109158, 2157956, 4218316, 4315912, 8436632, 209861221, 419722442, 839444884, 1678889768]

約数ペア:

[(1, 1678889768), (2, 839444884), (4, 419722442), (8, 209861221), (199, 8436632), (389, 4315912), (398, 4218316), (778, 2157956), (796, 2109158), (1556, 1078978), (1592, 1054579), (2711, 619288), (3112, 539489), (5422, 309644), (10844, 154822), (21688, 77411)]