408052016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{8731}}^1$

素因数の和:8889

約数の個数: 40

約数和(自身を含む): 831565824

約数和(自身を除く): 423513808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 127, 184, 254, 368, 508, 1016, 2032, 2921, 5842, 8731, 11684, 17462, 23368, 34924, 46736, 69848, 139696, 200813, 401626, 803252, 1108837, 1606504, 2217674, 3213008, 4435348, 8870696, 17741392, 25503251, 51006502, 102013004, 204026008, 408052016]

約数ペア:

[(1, 408052016), (2, 204026008), (4, 102013004), (8, 51006502), (16, 25503251), (23, 17741392), (46, 8870696), (92, 4435348), (127, 3213008), (184, 2217674), (254, 1606504), (368, 1108837), (508, 803252), (1016, 401626), (2032, 200813), (2921, 139696), (5842, 69848), (8731, 46736), (11684, 34924), (17462, 23368)]