1258767748

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{228203}}^1$

素因数の和:228411

約数の個数: 24

約数和(自身を含む): 2530325952

約数和(自身を除く): 1271558204

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 228203, 456406, 912812, 1597421, 3194842, 6389684, 44955991, 89911982, 179823964, 314691937, 629383874, 1258767748]

約数ペア:

[(1, 1258767748), (2, 629383874), (4, 314691937), (7, 179823964), (14, 89911982), (28, 44955991), (197, 6389684), (394, 3194842), (788, 1597421), (1379, 912812), (2758, 456406), (5516, 228203)]